Base | Representation |
---|---|
bin | 10101100001100001… |
… | …100110000010101001 |
3 | 2012122122111010020020 |
4 | 111201201212002221 |
5 | 334312411024001 |
6 | 14341141351053 |
7 | 1445466352650 |
oct | 254141460251 |
9 | 65578433206 |
10 | 23111033001 |
11 | 988a637181 |
12 | 458ba08489 |
13 | 2244096774 |
14 | 1193552197 |
15 | 903e43736 |
hex | 5618660a9 |
23111033001 has 16 divisors (see below), whose sum is σ = 35251747200. Its totient is φ = 13193203968.
The previous prime is 23111032999. The next prime is 23111033063. The reversal of 23111033001 is 10033011132.
It is not a de Polignac number, because 23111033001 - 21 = 23111032999 is a prime.
It is a super-2 number, since 2×231110330012 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (23111035001) 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, 524166 + ... + 566543.
It is an arithmetic number, because the mean of its divisors is an integer number (2203234200).
Almost surely, 223111033001 is an apocalyptic number.
23111033001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
23111033001 is a deficient number, since it is larger than the sum of its proper divisors (12140714199).
23111033001 is a wasteful number, since it uses less digits than its factorization.
23111033001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1091728.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 23111033001 its reverse (10033011132), we get a palindrome (33144044133).
The spelling of 23111033001 in words is "twenty-three billion, one hundred eleven million, thirty-three thousand, one".
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