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120130399744 = 29475638867
BaseRepresentation
bin110111111100001010…
…1000110111000000000
3102111002002112121022121
41233320111012320000
53432011340242434
6131104231214024
711451641356405
oct1577025067000
9374062477277
10120130399744
1146a4652a403
121b347517314
13b436212a94
145b587ac2ac
1531d16627b4
hex1bf8546e00

120130399744 has 80 divisors (see below), whose sum is σ = 245596209408. Its totient is φ = 58676180992.

The previous prime is 120130399721. The next prime is 120130399759. The reversal of 120130399744 is 447993031021.

It is a self number, because there is not a number n which added to its sum of digits gives 120130399744.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13543599 + ... + 13552465.

Almost surely, 2120130399744 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 120130399744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122798104704).

120130399744 is an abundant number, since it is smaller than the sum of its proper divisors (125465809664).

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

120130399744 is an frugal number, since it uses more digits than its factorization.

120130399744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9495 (or 9479 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 120130399744 in words is "one hundred twenty billion, one hundred thirty million, three hundred ninety-nine thousand, seven hundred forty-four".

Divisors: 1 2 4 8 16 32 47 64 94 128 188 256 376 512 563 752 1126 1504 2252 3008 4504 6016 8867 9008 12032 17734 18016 24064 26461 35468 36032 52922 70936 72064 105844 141872 144128 211688 283744 288256 416749 423376 567488 833498 846752 1134976 1666996 1693504 2269952 3333992 3387008 4539904 4992121 6667984 6774016 9984242 13335968 13548032 19968484 26671936 39936968 53343872 79873936 106687744 159747872 213375488 234629687 319495744 469259374 638991488 938518748 1277982976 1877037496 2555965952 3754074992 7508149984 15016299968 30032599936 60065199872 120130399744