Base | Representation |
---|---|
bin | 1101011101011111010… |
… | …0100101101100111101 |
3 | 211002220111111012210100 |
4 | 3113113310211230331 |
5 | 12242102030412140 |
6 | 254123043031313 |
7 | 22464456606435 |
oct | 3272764455475 |
9 | 732814435710 |
10 | 231254154045 |
11 | 8a08aa39782 |
12 | 3899a66b539 |
13 | 18a65489855 |
14 | b29ad152c5 |
15 | 6037234530 |
hex | 35d7d25b3d |
231254154045 has 24 divisors (see below), whose sum is σ = 401096457216. Its totient is φ = 123256803168.
The previous prime is 231254154023. The next prime is 231254154071. The reversal of 231254154045 is 540451452132.
231254154045 is a `hidden beast` number, since 2 + 31 + 2 + 5 + 41 + 540 + 45 = 666.
It is not a de Polignac number, because 231254154045 - 25 = 231254154013 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, 1569237 + ... + 1710266.
It is an arithmetic number, because the mean of its divisors is an integer number (16712352384).
Almost surely, 2231254154045 is an apocalyptic number.
It is an amenable number.
231254154045 is a deficient number, since it is larger than the sum of its proper divisors (169842303171).
231254154045 is a wasteful number, since it uses less digits than its factorization.
231254154045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3281081 (or 3281078 counting only the distinct ones).
The product of its (nonzero) digits is 96000, while the sum is 36.
The spelling of 231254154045 in words is "two hundred thirty-one billion, two hundred fifty-four million, one hundred fifty-four thousand, forty-five".
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