Base | Representation |
---|---|
bin | 10110000010110101… |
… | …101111000110100000 |
3 | 2021002121012121110200 |
4 | 112002311233012200 |
5 | 341434002223440 |
6 | 14512425225200 |
7 | 1465364231001 |
oct | 260265570640 |
9 | 67077177420 |
10 | 23669961120 |
11 | a047092143 |
12 | 4707032200 |
13 | 2302b11970 |
14 | 12078871a8 |
15 | 93804bc30 |
hex | 582d6f1a0 |
23669961120 has 288 divisors, whose sum is σ = 88632088272. Its totient is φ = 5716279296.
The previous prime is 23669961109. The next prime is 23669961121. The reversal of 23669961120 is 2116996632.
23669961120 is a `hidden beast` number, since 2 + 3 + 6 + 6 + 9 + 9 + 611 + 20 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 2868245136 + 20801715984 = 53556^2 + 144228^2 .
It is a tau number, because it is divible by the number of its divisors (288).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (23669961121) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 980232 + ... + 1004088.
Almost surely, 223669961120 is an apocalyptic number.
23669961120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23669961120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44316044136).
23669961120 is an abundant number, since it is smaller than the sum of its proper divisors (64962127152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23669961120 is a wasteful number, since it uses less digits than its factorization.
23669961120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23944 (or 23933 counting only the distinct ones).
The product of its (nonzero) digits is 209952, while the sum is 45.
The spelling of 23669961120 in words is "twenty-three billion, six hundred sixty-nine million, nine hundred sixty-one thousand, one hundred twenty".
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