Base | Representation |
---|---|
bin | 10111000011011010… |
… | …00001010010000000 |
3 | 1011221112202221001000 |
4 | 23201231001102000 |
5 | 200321403004140 |
6 | 5404041412000 |
7 | 615463306563 |
oct | 134155012200 |
9 | 34845687030 |
10 | 12376609920 |
11 | 5281301244 |
12 | 2494a9a000 |
13 | 12231a692c |
14 | 855a544da |
15 | 4c6863a30 |
hex | 2e1b41480 |
12376609920 has 256 divisors, whose sum is σ = 44242704000. Its totient is φ = 3269652480.
The previous prime is 12376609897. The next prime is 12376609967. The reversal of 12376609920 is 2990667321.
It is a happy number.
12376609920 is a `hidden beast` number, since 1 + 2 + 37 + 6 + 609 + 9 + 2 + 0 = 666.
It is a super-2 number, since 2×123766099202 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1880235 + ... + 1886805.
Almost surely, 212376609920 is an apocalyptic number.
12376609920 is a gapful number since it is divisible by the number (10) 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 12376609920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22121352000).
12376609920 is an abundant number, since it is smaller than the sum of its proper divisors (31866094080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12376609920 is a wasteful number, since it uses less digits than its factorization.
12376609920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6708 (or 6690 counting only the distinct ones).
The product of its (nonzero) digits is 244944, while the sum is 45.
The spelling of 12376609920 in words is "twelve billion, three hundred seventy-six million, six hundred nine thousand, nine hundred twenty".
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