Base | Representation |
---|---|
bin | 10101011011101000… |
… | …100101101000001111 |
3 | 2012101202112000222200 |
4 | 111123220211220033 |
5 | 334112110444043 |
6 | 14323251212543 |
7 | 1443156332625 |
oct | 253350455017 |
9 | 65352460880 |
10 | 23012203023 |
11 | 9839874807 |
12 | 45628a7153 |
13 | 22297726a4 |
14 | 1184387515 |
15 | 8ea4207d3 |
hex | 55ba25a0f |
23012203023 has 24 divisors (see below), whose sum is σ = 33589690368. Its totient is φ = 15180640272.
The previous prime is 23012203013. The next prime is 23012203033. The reversal of 23012203023 is 32030221032.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (23012203013) and next prime (23012203033).
It is not a de Polignac number, because 23012203023 - 24 = 23012203007 is a prime.
It is a super-2 number, since 2×230122030232 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23012202987 and 23012203005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23012203003) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 411486 + ... + 464052.
It is an arithmetic number, because the mean of its divisors is an integer number (1399570432).
Almost surely, 223012203023 is an apocalyptic number.
23012203023 is a deficient number, since it is larger than the sum of its proper divisors (10577487345).
23012203023 is a wasteful number, since it uses less digits than its factorization.
23012203023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53083 (or 53080 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 23012203023 its reverse (32030221032), we get a palindrome (55042424055).
The spelling of 23012203023 in words is "twenty-three billion, twelve million, two hundred three thousand, twenty-three".
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