Base | Representation |
---|---|
bin | 1000110011001000110… |
… | …0011000000100101011 |
3 | 112110012000102102222110 |
4 | 2030302030120010223 |
5 | 4434041441213431 |
6 | 153240015053403 |
7 | 13631014314660 |
oct | 2146214300453 |
9 | 473160372873 |
10 | 151165960491 |
11 | 59122275567 |
12 | 25369211263 |
13 | 11340cb6100 |
14 | 746057da67 |
15 | 3deb144346 |
hex | 233231812b |
151165960491 has 48 divisors (see below), whose sum is σ = 264102695424. Its totient is φ = 75045514752.
The previous prime is 151165960469. The next prime is 151165960501. The reversal of 151165960491 is 194069561151.
It is not a de Polignac number, because 151165960491 - 211 = 151165958443 is a prime.
It is a super-2 number, since 2×1511659604912 (a number of 23 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 151165960491.
It is not an unprimeable number, because it can be changed into a prime (151165960091) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1192431 + ... + 1313096.
It is an arithmetic number, because the mean of its divisors is an integer number (5502139488).
Almost surely, 2151165960491 is an apocalyptic number.
151165960491 is a deficient number, since it is larger than the sum of its proper divisors (112936734933).
151165960491 is a wasteful number, since it uses less digits than its factorization.
151165960491 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2505580 (or 2505567 counting only the distinct ones).
The product of its (nonzero) digits is 291600, while the sum is 48.
The spelling of 151165960491 in words is "one hundred fifty-one billion, one hundred sixty-five million, nine hundred sixty thousand, four hundred ninety-one".
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