Base | Representation |
---|---|
bin | 10111001110011111100010… |
… | …001000110001100001001001 |
3 | 111101200112120220110122212210 |
4 | 113032133202020301201021 |
5 | 101342120222243322221 |
6 | 1001131304434255333 |
7 | 30342111015226635 |
oct | 2716374210614111 |
9 | 441615526418783 |
10 | 102151001151561 |
11 | 2a603aa609609a |
12 | b55966b727549 |
13 | 44cca4b4aab2b |
14 | 1b321c5dbddc5 |
15 | bc22ae1d9276 |
hex | 5ce7e2231849 |
102151001151561 has 16 divisors (see below), whose sum is σ = 136335215016000. Its totient is φ = 68033735642880.
The previous prime is 102151001151553. The next prime is 102151001151581. The reversal of 102151001151561 is 165151100151201.
It is not a de Polignac number, because 102151001151561 - 23 = 102151001151553 is a prime.
It is not an unprimeable number, because it can be changed into a prime (102151001151581) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48699565 + ... + 50753813.
It is an arithmetic number, because the mean of its divisors is an integer number (8520950938500).
Almost surely, 2102151001151561 is an apocalyptic number.
It is an amenable number.
102151001151561 is a deficient number, since it is larger than the sum of its proper divisors (34184213864439).
102151001151561 is a wasteful number, since it uses less digits than its factorization.
102151001151561 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2070536.
The product of its (nonzero) digits is 1500, while the sum is 30.
The spelling of 102151001151561 in words is "one hundred two trillion, one hundred fifty-one billion, one million, one hundred fifty-one thousand, five hundred sixty-one".
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