Base | Representation |
---|---|
bin | 10011000110011111… |
… | …10001110100101111 |
3 | 222110200121202020100 |
4 | 21203033301310233 |
5 | 132000240441330 |
6 | 4413332322143 |
7 | 512062122354 |
oct | 114317616457 |
9 | 28420552210 |
10 | 10255015215 |
11 | 4392763795 |
12 | 1ba2473353 |
13 | c75797853 |
14 | 6d3d8662b |
15 | 400483060 |
hex | 2633f1d2f |
10255015215 has 24 divisors (see below), whose sum is σ = 17777745648. Its totient is φ = 5468607360.
The previous prime is 10255015187. The next prime is 10255015271. The reversal of 10255015215 is 51251055201.
10255015215 is a `hidden beast` number, since 102 + 5 + 501 + 52 + 1 + 5 = 666.
It is not a de Polignac number, because 10255015215 - 27 = 10255015087 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 568972 + ... + 586718.
It is an arithmetic number, because the mean of its divisors is an integer number (740739402).
Almost surely, 210255015215 is an apocalyptic number.
10255015215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
10255015215 is a deficient number, since it is larger than the sum of its proper divisors (7522730433).
10255015215 is a wasteful number, since it uses less digits than its factorization.
10255015215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30599 (or 30596 counting only the distinct ones).
The product of its (nonzero) digits is 2500, while the sum is 27.
The spelling of 10255015215 in words is "ten billion, two hundred fifty-five million, fifteen thousand, two hundred fifteen".
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