Base | Representation |
---|---|
bin | 10110010100111000… |
… | …010110100100101001 |
3 | 2021212200202010200022 |
4 | 112110320112210221 |
5 | 343043443340334 |
6 | 15002440450225 |
7 | 1506031023611 |
oct | 262470264451 |
9 | 67780663608 |
10 | 23972636969 |
11 | a191a23a76 |
12 | 4790479975 |
13 | 23507386b8 |
14 | 1235b55a41 |
15 | 9548d882e |
hex | 594e16929 |
23972636969 has 8 divisors (see below), whose sum is σ = 24137332800. Its totient is φ = 23807992176.
The previous prime is 23972636953. The next prime is 23972636971. The reversal of 23972636969 is 96963627932.
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 23972636969 - 24 = 23972636953 is a prime.
It is a super-2 number, since 2×239726369692 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (23972636669) 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, 1863092 + ... + 1875914.
It is an arithmetic number, because the mean of its divisors is an integer number (3017166600).
Almost surely, 223972636969 is an apocalyptic number.
It is an amenable number.
23972636969 is a deficient number, since it is larger than the sum of its proper divisors (164695831).
23972636969 is a wasteful number, since it uses less digits than its factorization.
23972636969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25519.
The product of its digits is 39680928, while the sum is 62.
The spelling of 23972636969 in words is "twenty-three billion, nine hundred seventy-two million, six hundred thirty-six thousand, nine hundred sixty-nine".
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