Base | Representation |
---|---|
bin | 10101101101011101… |
… | …101010101101001001 |
3 | 2020011121101021020002 |
4 | 111231131222231021 |
5 | 340220200030441 |
6 | 14413054412345 |
7 | 1453451015402 |
oct | 255535525511 |
9 | 66147337202 |
10 | 23311330121 |
11 | 9982702392 |
12 | 4626b010b5 |
13 | 2276726081 |
14 | 11b1db09a9 |
15 | 91680ab9b |
hex | 56d76ab49 |
23311330121 has 8 divisors (see below), whose sum is σ = 25478797824. Its totient is φ = 21232330560.
The previous prime is 23311330111. The next prime is 23311330153. The reversal of 23311330121 is 12103311332.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23311330121 - 26 = 23311330057 is a prime.
It is a super-2 number, since 2×233113301212 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23311330093 and 23311330102.
It is not an unprimeable number, because it can be changed into a prime (23311330111) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22116485 + ... + 22117538.
It is an arithmetic number, because the mean of its divisors is an integer number (3184849728).
Almost surely, 223311330121 is an apocalyptic number.
It is an amenable number.
23311330121 is a deficient number, since it is larger than the sum of its proper divisors (2167467703).
23311330121 is a wasteful number, since it uses less digits than its factorization.
23311330121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44234071.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 23311330121 its reverse (12103311332), we get a palindrome (35414641453).
The spelling of 23311330121 in words is "twenty-three billion, three hundred eleven million, three hundred thirty thousand, one hundred twenty-one".
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