Base | Representation |
---|---|
bin | 1011111111111110101… |
… | …1110110111010111011 |
3 | 201201010011112002200000 |
4 | 2333333223312322323 |
5 | 11334200201301024 |
6 | 234412213244043 |
7 | 20615444602146 |
oct | 2777753667273 |
9 | 651104462600 |
10 | 206153150139 |
11 | 7a47a095a52 |
12 | 33b54333623 |
13 | 1659504a911 |
14 | 9d9939905d |
15 | 556875ecc9 |
hex | 2fffaf6ebb |
206153150139 has 96 divisors (see below), whose sum is σ = 319709085696. Its totient is φ = 132677494560.
The previous prime is 206153150107. The next prime is 206153150173. The reversal of 206153150139 is 931051351602.
It is a happy number.
206153150139 is a `hidden beast` number, since 2 + 0 + 61 + 531 + 50 + 13 + 9 = 666.
It is not a de Polignac number, because 206153150139 - 25 = 206153150107 is a prime.
It is not an unprimeable number, because it can be changed into a prime (206153154139) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 339625974 + ... + 339626580.
It is an arithmetic number, because the mean of its divisors is an integer number (3330302976).
Almost surely, 2206153150139 is an apocalyptic number.
206153150139 is a deficient number, since it is larger than the sum of its proper divisors (113555935557).
206153150139 is a wasteful number, since it uses less digits than its factorization.
206153150139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1027 (or 1015 counting only the distinct ones).
The product of its (nonzero) digits is 24300, while the sum is 36.
The spelling of 206153150139 in words is "two hundred six billion, one hundred fifty-three million, one hundred fifty thousand, one hundred thirty-nine".
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