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530007031040 = 285798363149
BaseRepresentation
bin1111011011001101110…
…00010111110100000000
31212200001002201211101112
413231212320113310000
532140423244443130
61043252030022452
753202032301014
oct7554670276400
91780032654345
10530007031040
11194858174003
1286876347a28
133ac96b05246
141b91c57c544
15dbc019a495
hex7b66e17d00

530007031040 has 144 divisors (see below), whose sum is σ = 1301112288000. Its totient is φ = 206794039296.

The previous prime is 530007030991. The next prime is 530007031171. The reversal of 530007031040 is 40130700035.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 530007030997 and 530007031015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8361386 + ... + 8424534.

It is an arithmetic number, because the mean of its divisors is an integer number (9035502000).

Almost surely, 2530007031040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 530007031040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (650556144000).

530007031040 is an abundant number, since it is smaller than the sum of its proper divisors (771105256960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

530007031040 is an equidigital number, since it uses as much as digits as its factorization.

530007031040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63332 (or 63318 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 23.

Adding to 530007031040 its reverse (40130700035), we get a palindrome (570137731075).

The spelling of 530007031040 in words is "five hundred thirty billion, seven million, thirty-one thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 79 80 83 128 158 160 166 256 316 320 332 395 415 632 640 664 790 830 1264 1280 1328 1580 1660 2528 2656 3160 3320 5056 5312 6320 6557 6640 10112 10624 12640 13114 13280 20224 21248 25280 26228 26560 32785 50560 52456 53120 63149 65570 101120 104912 106240 126298 131140 209824 252596 262280 315745 419648 505192 524560 631490 839296 1010384 1049120 1262980 1678592 2020768 2098240 2525960 4041536 4196480 4988771 5051920 5241367 8083072 8392960 9977542 10103840 10482734 16166144 19955084 20207680 20965468 24943855 26206835 39910168 40415360 41930936 49887710 52413670 79820336 80830720 83861872 99775420 104827340 159640672 167723744 199550840 209654680 319281344 335447488 399101680 414067993 419309360 638562688 670894976 798203360 828135986 838618720 1277125376 1341789952 1596406720 1656271972 1677237440 2070339965 3192813440 3312543944 3354474880 4140679930 6385626880 6625087888 6708949760 8281359860 13250175776 16562719720 26500351552 33125439440 53000703104 66250878880 106001406208 132501757760 265003515520 530007031040