Base | Representation |
---|---|
bin | 1000110110101100100… |
… | …1000101111100100001 |
3 | 112112122121020212010110 |
4 | 2031223021011330201 |
5 | 4443021034313441 |
6 | 153514505321533 |
7 | 13663465401114 |
oct | 2155311057441 |
9 | 475577225113 |
10 | 152121401121 |
11 | 59572624218 |
12 | 255951962a9 |
13 | 11463c213b1 |
14 | 751140c57b |
15 | 3e54e72b16 |
hex | 236b245f21 |
152121401121 has 32 divisors (see below), whose sum is σ = 220399964928. Its totient is φ = 92972298240.
The previous prime is 152121401119. The next prime is 152121401123. The reversal of 152121401121 is 121104121251.
It is an interprime number because it is at equal distance from previous prime (152121401119) and next prime (152121401123).
It is not a de Polignac number, because 152121401121 - 21 = 152121401119 is a prime.
It is not an unprimeable number, because it can be changed into a prime (152121401123) 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, 83065 + ... + 557801.
It is an arithmetic number, because the mean of its divisors is an integer number (6887498904).
Almost surely, 2152121401121 is an apocalyptic number.
It is an amenable number.
152121401121 is a deficient number, since it is larger than the sum of its proper divisors (68278563807).
152121401121 is a wasteful number, since it uses less digits than its factorization.
152121401121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 474921.
The product of its (nonzero) digits is 160, while the sum is 21.
Adding to 152121401121 its reverse (121104121251), we get a palindrome (273225522372).
The spelling of 152121401121 in words is "one hundred fifty-two billion, one hundred twenty-one million, four hundred one thousand, one hundred twenty-one".
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