Base | Representation |
---|---|
bin | 11101011000000101… |
… | …010010011001011001 |
3 | 10000102020212200010100 |
4 | 131120011102121121 |
5 | 1004044343132103 |
6 | 22253534210013 |
7 | 2164440161310 |
oct | 353005223131 |
9 | 100366780110 |
10 | 31542552153 |
11 | 12416a48322 |
12 | 6143653909 |
13 | 2c88b35758 |
14 | 1753267277 |
15 | c4927b5a3 |
hex | 758152659 |
31542552153 has 24 divisors (see below), whose sum is σ = 54334171008. Its totient is φ = 17240648832.
The previous prime is 31542552121. The next prime is 31542552203. The reversal of 31542552153 is 35125524513.
31542552153 is a `hidden beast` number, since 3 + 1 + 54 + 2 + 552 + 1 + 53 = 666.
It is not a de Polignac number, because 31542552153 - 25 = 31542552121 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31542552953) 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, 10882800 + ... + 10885697.
It is an arithmetic number, because the mean of its divisors is an integer number (2263923792).
Almost surely, 231542552153 is an apocalyptic number.
It is an amenable number.
31542552153 is a deficient number, since it is larger than the sum of its proper divisors (22791618855).
31542552153 is a wasteful number, since it uses less digits than its factorization.
31542552153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21768533 (or 21768530 counting only the distinct ones).
The product of its digits is 90000, while the sum is 36.
The spelling of 31542552153 in words is "thirty-one billion, five hundred forty-two million, five hundred fifty-two thousand, one hundred fifty-three".
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