Base | Representation |
---|---|
bin | 10101011011101100… |
… | …011011101110011001 |
3 | 2012101211102020201101 |
4 | 111123230123232121 |
5 | 334112340223113 |
6 | 14323324551401 |
7 | 1443201031501 |
oct | 253354335631 |
9 | 65354366641 |
10 | 23013211033 |
11 | 983a3a307a |
12 | 45630b2561 |
13 | 2229a36447 |
14 | 118456aa01 |
15 | 8ea56e2dd |
hex | 55bb1bb99 |
23013211033 has 4 divisors (see below), whose sum is σ = 23013630900. Its totient is φ = 23012791168.
The previous prime is 23013211003. The next prime is 23013211127. The reversal of 23013211033 is 33011231032.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 16746430464 + 6266780569 = 129408^2 + 79163^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23013211033 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 23013211033.
It is not an unprimeable number, because it can be changed into a prime (23013211003) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112708 + ... + 242341.
It is an arithmetic number, because the mean of its divisors is an integer number (5753407725).
Almost surely, 223013211033 is an apocalyptic number.
It is an amenable number.
23013211033 is a deficient number, since it is larger than the sum of its proper divisors (419867).
23013211033 is an equidigital number, since it uses as much as digits as its factorization.
23013211033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 419866.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 23013211033 its reverse (33011231032), we get a palindrome (56024442065).
It can be divided in two parts, 230132 and 11033, that added together give a triangular number (241165 = T694).
The spelling of 23013211033 in words is "twenty-three billion, thirteen million, two hundred eleven thousand, thirty-three".
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