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120150160161 = 32316321374999
BaseRepresentation
bin110111111100110000…
…0011111001100100001
3102111010110201112111220
41233321200133030201
53432031420111121
6131110214525253
711452301340063
oct1577140371441
9374113645456
10120150160161
1146a566a6729
121b352066829
13b43a341135
145b5b273733
1531d32676c6
hex1bf981f321

120150160161 has 32 divisors (see below), whose sum is σ = 168303360000. Its totient is φ = 76096589184.

The previous prime is 120150160139. The next prime is 120150160237. The reversal of 120150160161 is 161061051021.

It is not a de Polignac number, because 120150160161 - 25 = 120150160129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120150160261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24032340 + ... + 24037338.

It is an arithmetic number, because the mean of its divisors is an integer number (5259480000).

Almost surely, 2120150160161 is an apocalyptic number.

It is an amenable number.

120150160161 is a deficient number, since it is larger than the sum of its proper divisors (48153199839).

120150160161 is a wasteful number, since it uses less digits than its factorization.

120150160161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7325.

The product of its (nonzero) digits is 360, while the sum is 24.

The spelling of 120150160161 in words is "one hundred twenty billion, one hundred fifty million, one hundred sixty thousand, one hundred sixty-one".

Divisors: 1 3 23 69 163 489 2137 3749 4999 6411 11247 14997 49151 114977 147453 344931 348331 814837 1044993 2444511 8011613 10682863 18741251 24034839 32048589 56223753 245705849 737117547 1741306669 5223920007 40050053387 120150160161