Base | Representation |
---|---|
bin | 10101100011100010… |
… | …001110101100100100 |
3 | 2012201222221022200111 |
4 | 111203202032230210 |
5 | 334400024111311 |
6 | 14344344222404 |
7 | 1446356106532 |
oct | 254342165444 |
9 | 65658838614 |
10 | 23144753956 |
11 | 98a7679235 |
12 | 459b16aa04 |
13 | 224b0722ac |
14 | 1197c0d152 |
15 | 906da4d21 |
hex | 56388eb24 |
23144753956 has 81 divisors (see below), whose sum is σ = 43661952243. Its totient is φ = 10734575040.
The previous prime is 23144753953. The next prime is 23144753969. The reversal of 23144753956 is 65935744132.
The square root of 23144753956 is 152134.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 6944555556 + 16200198400 = 83334^2 + 127280^2 .
It is a Duffinian number.
Its product of digits (2721600) is a multiple of the sum of its prime divisors (135).
It is not an unprimeable number, because it can be changed into a prime (23144753953) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 379422166 + ... + 379422226.
Almost surely, 223144753956 is an apocalyptic number.
23144753956 is the 152134-th square number.
It is an amenable number.
23144753956 is a deficient number, since it is larger than the sum of its proper divisors (20517198287).
23144753956 is an equidigital number, since it uses as much as digits as its factorization.
23144753956 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 270 (or 135 counting only the distinct ones).
The product of its digits is 2721600, while the sum is 49.
Multiplying 23144753956 by its sum of digits (49), we get a square (1134092943844 = 10649382).
The spelling of 23144753956 in words is "twenty-three billion, one hundred forty-four million, seven hundred fifty-three thousand, nine hundred fifty-six".
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