Base | Representation |
---|---|
bin | 1001000100111000001… |
… | …0100110111001000101 |
3 | 112220110220021200012100 |
4 | 2101032002212321011 |
5 | 10023320100112333 |
6 | 155344332542313 |
7 | 14160021141312 |
oct | 2211602467105 |
9 | 486426250170 |
10 | 155928129093 |
11 | 601464002a0 |
12 | 26278021999 |
13 | 1191c7a2c59 |
14 | 7792c11d09 |
15 | 40c926c213 |
hex | 244e0a6e45 |
155928129093 has 24 divisors (see below), whose sum is σ = 248090431680. Its totient is φ = 93584396160.
The previous prime is 155928129053. The next prime is 155928129101. The reversal of 155928129093 is 390921829551.
It is a happy number.
155928129093 is a `hidden beast` number, since 1 + 559 + 2 + 81 + 2 + 9 + 0 + 9 + 3 = 666.
It is not a de Polignac number, because 155928129093 - 212 = 155928124997 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155928129023) 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, 7635588 + ... + 7655981.
It is an arithmetic number, because the mean of its divisors is an integer number (10337101320).
Almost surely, 2155928129093 is an apocalyptic number.
It is an amenable number.
155928129093 is a deficient number, since it is larger than the sum of its proper divisors (92162302587).
155928129093 is a wasteful number, since it uses less digits than its factorization.
155928129093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15291689 (or 15291686 counting only the distinct ones).
The product of its (nonzero) digits is 1749600, while the sum is 54.
The spelling of 155928129093 in words is "one hundred fifty-five billion, nine hundred twenty-eight million, one hundred twenty-nine thousand, ninety-three".
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