Base | Representation |
---|---|
bin | 11101101011000011… |
… | …11011001110010000 |
3 | 1112010012222210101000 |
4 | 32311201323032100 |
5 | 230111200040222 |
6 | 11152433142000 |
7 | 1102525525530 |
oct | 166541731620 |
9 | 45105883330 |
10 | 15930471312 |
11 | 6835376978 |
12 | 31070ba900 |
13 | 166b5510b2 |
14 | ab1a334c0 |
15 | 63385e9ac |
hex | 3b587b390 |
15930471312 has 80 divisors (see below), whose sum is σ = 52258698880. Its totient is φ = 4551562368.
The previous prime is 15930471307. The next prime is 15930471329. The reversal of 15930471312 is 21317403951.
15930471312 is a `hidden beast` number, since 1 + 593 + 0 + 47 + 13 + 12 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2630983 + ... + 2637030.
It is an arithmetic number, because the mean of its divisors is an integer number (653233736).
Almost surely, 215930471312 is an apocalyptic number.
15930471312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
15930471312 is an abundant number, since it is smaller than the sum of its proper divisors (36328227568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15930471312 is a wasteful number, since it uses less digits than its factorization.
15930471312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5268037 (or 5268025 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The spelling of 15930471312 in words is "fifteen billion, nine hundred thirty million, four hundred seventy-one thousand, three hundred twelve".
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