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3020123010320 = 2451328110334393
BaseRepresentation
bin101011111100101101010…
…110111111010100010000
3101200201110120021010010122
4223330231112333110100
5343440202442312240
610231231513245412
7431124315010463
oct53745526772420
911621416233118
103020123010320
11a64910783219
124093a1103868
1318ba478469c0
14a626367d2da
15538611ac4b5
hex2bf2d5bf510

3020123010320 has 80 divisors (see below), whose sum is σ = 7588834877232. Its totient is φ = 1111153827840.

The previous prime is 3020123010313. The next prime is 3020123010337. The reversal of 3020123010320 is 230103210203.

It can be written as a sum of positive squares in 8 ways, for example, as 499407929344 + 2520715080976 = 706688^2 + 1587676^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×30201230103202 (a number of 26 digits) contains 22 as substring.

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, 4874957 + ... + 5459436.

Almost surely, 23020123010320 is an apocalyptic number.

It is an amenable number.

3020123010320 is an abundant number, since it is smaller than the sum of its proper divisors (4568711866912).

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

3020123010320 is a wasteful number, since it uses less digits than its factorization.

3020123010320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10334700 (or 10334694 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 3020123010320 its reverse (230103210203), we get a palindrome (3250226220523).

The spelling of 3020123010320 in words is "three trillion, twenty billion, one hundred twenty-three million, ten thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 13 16 20 26 40 52 65 80 104 130 208 260 281 520 562 1040 1124 1405 2248 2810 3653 4496 5620 7306 11240 14612 18265 22480 29224 36530 58448 73060 146120 292240 10334393 20668786 41337572 51671965 82675144 103343930 134347109 165350288 206687860 268694218 413375720 537388436 671735545 826751440 1074776872 1343471090 2149553744 2686942180 2903964433 5373884360 5807928866 10747768720 11615857732 14519822165 23231715464 29039644330 37751537629 46463430928 58079288660 75503075258 116158577320 151006150516 188757688145 232317154640 302012301032 377515376290 604024602064 755030752580 1510061505160 3020123010320