Base | Representation |
---|---|
bin | 11111010011010101000… |
… | …001100101010011101111 |
3 | 21121122020220101111222011 |
4 | 133103111001211103233 |
5 | 240220331222004332 |
6 | 4324103205502051 |
7 | 311260133001220 |
oct | 37232501452357 |
9 | 7548226344864 |
10 | 2151057609967 |
11 | 75a292a40a62 |
12 | 2a8a80a11927 |
13 | 127ac7c71b36 |
14 | 7617c8a7247 |
15 | 3ae4986ce47 |
hex | 1f4d50654ef |
2151057609967 has 18 divisors (see below), whose sum is σ = 2465775439848. Its totient is φ = 1838212494912.
The previous prime is 2151057609959. The next prime is 2151057609971. The reversal of 2151057609967 is 7699067501512.
It is not a de Polignac number, because 2151057609967 - 23 = 2151057609959 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2151057609937) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1773336253 + ... + 1773337465.
It is an arithmetic number, because the mean of its divisors is an integer number (136987524436).
Almost surely, 22151057609967 is an apocalyptic number.
2151057609967 is a deficient number, since it is larger than the sum of its proper divisors (314717829881).
2151057609967 is an frugal number, since it uses more digits than its factorization.
2151057609967 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3347 (or 1677 counting only the distinct ones).
The product of its (nonzero) digits is 7144200, while the sum is 58.
The spelling of 2151057609967 in words is "two trillion, one hundred fifty-one billion, fifty-seven million, six hundred nine thousand, nine hundred sixty-seven".
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