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48490555392 = 21134292309
BaseRepresentation
bin101101001010010000…
…110010100000000000
311122011101112102220000
4231022100302200000
51243302040233032
634135400520000
73334432630416
oct551220624000
9148141472800
1048490555392
1119623721a74
129493480000
13475a121936
1424c008d2b6
1513dc0d1e7c
hexb4a432800

48490555392 has 120 divisors (see below), whose sum is σ = 144838143450. Its totient is φ = 16163463168.

The previous prime is 48490555361. The next prime is 48490555453. The reversal of 48490555392 is 29355509484.

48490555392 is a `hidden beast` number, since 4 + 84 + 9 + 0 + 5 + 553 + 9 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 31167783936 + 17322771456 = 176544^2 + 131616^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 19734 + ... + 312042.

Almost surely, 248490555392 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 48490555392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72419071725).

48490555392 is an abundant number, since it is smaller than the sum of its proper divisors (96347588058).

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

48490555392 is an equidigital number, since it uses as much as digits as its factorization.

48490555392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292343 (or 292314 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 54.

The spelling of 48490555392 in words is "forty-eight billion, four hundred ninety million, five hundred fifty-five thousand, three hundred ninety-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 256 288 324 384 432 512 576 648 768 864 1024 1152 1296 1536 1728 2048 2304 2592 3072 3456 4608 5184 6144 6912 9216 10368 13824 18432 20736 27648 41472 55296 82944 165888 292309 584618 876927 1169236 1753854 2338472 2630781 3507708 4676944 5261562 7015416 7892343 9353888 10523124 14030832 15784686 18707776 21046248 23677029 28061664 31569372 37415552 42092496 47354058 56123328 63138744 74831104 84184992 94708116 112246656 126277488 149662208 168369984 189416232 224493312 252554976 299324416 336739968 378832464 448986624 505109952 598648832 673479936 757664928 897973248 1010219904 1346959872 1515329856 1795946496 2020439808 2693919744 3030659712 4040879616 5387839488 6061319424 8081759232 12122638848 16163518464 24245277696 48490555392