Base | Representation |
---|---|
bin | 110100100011100111010000… |
… | …100101110010101100011010 |
3 | 1010022102022121001121212122202 |
4 | 310203213100211302230122 |
5 | 220244043001130133410 |
6 | 2135334521012450202 |
7 | 66454505163622265 |
oct | 6443472045625432 |
9 | 1108368531555582 |
10 | 231145754536730 |
11 | 6771740052a010 |
12 | 21b11719619962 |
13 | 9bc8c4980cc67 |
14 | 411172add9cdc |
15 | 1bac9715edca5 |
hex | d239d0972b1a |
231145754536730 has 32 divisors (see below), whose sum is σ = 453894336099648. Its totient is φ = 84051496614400.
The previous prime is 231145754536703. The next prime is 231145754536771. The reversal of 231145754536730 is 37635457541132.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12632567 + ... + 24937386.
It is an arithmetic number, because the mean of its divisors is an integer number (14184198003114).
Almost surely, 2231145754536730 is an apocalyptic number.
231145754536730 is a deficient number, since it is larger than the sum of its proper divisors (222748581562918).
231145754536730 is a wasteful number, since it uses less digits than its factorization.
231145754536730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37625902.
The product of its (nonzero) digits is 31752000, while the sum is 56.
The spelling of 231145754536730 in words is "two hundred thirty-one trillion, one hundred forty-five billion, seven hundred fifty-four million, five hundred thirty-six thousand, seven hundred thirty".
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