Base | Representation |
---|---|
bin | 11110101000011011110… |
… | …111100011111100111011 |
3 | 21110020101011201222202100 |
4 | 132220123313203330323 |
5 | 233442020342300201 |
6 | 4251005132034443 |
7 | 305036620512165 |
oct | 36503367437473 |
9 | 7406334658670 |
10 | 2105001525051 |
11 | 7417a9535767 |
12 | 29bb68902a23 |
13 | 123668317899 |
14 | 73c4dc8b935 |
15 | 39b51370886 |
hex | 1ea1bde3f3b |
2105001525051 has 24 divisors (see below), whose sum is σ = 3250140225696. Its totient is φ = 1309580300160.
The previous prime is 2105001524987. The next prime is 2105001525061. The reversal of 2105001525051 is 1505251005012.
2105001525051 is a `hidden beast` number, since 2 + 1 + 0 + 5 + 0 + 0 + 152 + 505 + 1 = 666.
It is not a de Polignac number, because 2105001525051 - 26 = 2105001524987 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2105001525061) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124004800 + ... + 124021773.
It is an arithmetic number, because the mean of its divisors is an integer number (135422509404).
Almost surely, 22105001525051 is an apocalyptic number.
2105001525051 is a deficient number, since it is larger than the sum of its proper divisors (1145138700645).
2105001525051 is a wasteful number, since it uses less digits than its factorization.
2105001525051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 248026643 (or 248026640 counting only the distinct ones).
The product of its (nonzero) digits is 2500, while the sum is 27.
The spelling of 2105001525051 in words is "two trillion, one hundred five billion, one million, five hundred twenty-five thousand, fifty-one".
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