Base | Representation |
---|---|
bin | 10101110011001110… |
… | …011000010000000101 |
3 | 2020102100020212201012 |
4 | 111303032120100011 |
5 | 340414421020134 |
6 | 14430430212005 |
7 | 1456033411115 |
oct | 256316302005 |
9 | 66370225635 |
10 | 23407985669 |
11 | 9a2221a102 |
12 | 4653354005 |
13 | 22907684c3 |
14 | 11c0b71045 |
15 | 92004e6ce |
hex | 573398405 |
23407985669 has 8 divisors (see below), whose sum is σ = 23740516800. Its totient is φ = 23075533600.
The previous prime is 23407985599. The next prime is 23407985683. The reversal of 23407985669 is 96658970432.
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 23407985669 - 220 = 23406937093 is a prime.
It is a super-2 number, since 2×234079856692 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23407985969) 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, 839057 + ... + 866505.
It is an arithmetic number, because the mean of its divisors is an integer number (2967564600).
Almost surely, 223407985669 is an apocalyptic number.
It is an amenable number.
23407985669 is a deficient number, since it is larger than the sum of its proper divisors (332531131).
23407985669 is a wasteful number, since it uses less digits than its factorization.
23407985669 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39531.
The product of its (nonzero) digits is 19595520, while the sum is 59.
The spelling of 23407985669 in words is "twenty-three billion, four hundred seven million, nine hundred eighty-five thousand, six hundred sixty-nine".
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