Base | Representation |
---|---|
bin | 10101011100110100… |
… | …100111001011101011 |
3 | 2012110011000112212012 |
4 | 111130310213023223 |
5 | 334132211213311 |
6 | 14325242310135 |
7 | 1443520615565 |
oct | 253464471353 |
9 | 65404015765 |
10 | 23032132331 |
11 | 984a046a0a |
12 | 45694b834b |
13 | 223092c890 |
14 | 1186c94335 |
15 | 8ec05a78b |
hex | 55cd272eb |
23032132331 has 16 divisors (see below), whose sum is σ = 25482323328. Its totient is φ = 20679235200.
The previous prime is 23032132327. The next prime is 23032132337. The reversal of 23032132331 is 13323123032.
It is not a de Polignac number, because 23032132331 - 22 = 23032132327 is a prime.
It is a super-2 number, since 2×230321323312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23032132297 and 23032132306.
It is not an unprimeable number, because it can be changed into a prime (23032132337) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2121086 + ... + 2131916.
It is an arithmetic number, because the mean of its divisors is an integer number (1592645208).
Almost surely, 223032132331 is an apocalyptic number.
23032132331 is a deficient number, since it is larger than the sum of its proper divisors (2450190997).
23032132331 is a wasteful number, since it uses less digits than its factorization.
23032132331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15302.
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 23032132331 its reverse (13323123032), we get a palindrome (36355255363).
The spelling of 23032132331 in words is "twenty-three billion, thirty-two million, one hundred thirty-two thousand, three hundred thirty-one".
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