Base | Representation |
---|---|
bin | 111101010100100101010… |
… | …1111100000110111111000 |
3 | 1002211201002101220002111210 |
4 | 1322221022233200313320 |
5 | 2101041000312213102 |
6 | 25531432132323120 |
7 | 1526621124221256 |
oct | 172511257406770 |
9 | 32751071802453 |
10 | 8427979804152 |
11 | 275a316978617 |
12 | b414954734a0 |
13 | 4919a7bcb91c |
14 | 211cb88555d6 |
15 | e936ee3636c |
hex | 7aa4abe0df8 |
8427979804152 has 64 divisors (see below), whose sum is σ = 21153152196000. Its totient is φ = 2798234173440.
The previous prime is 8427979804103. The next prime is 8427979804159. The reversal of 8427979804152 is 2514089797248.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8427979804159) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159410202 + ... + 159463062.
Almost surely, 28427979804152 is an apocalyptic number.
It is an amenable number.
8427979804152 is an abundant number, since it is smaller than the sum of its proper divisors (12725172391848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8427979804152 is a wasteful number, since it uses less digits than its factorization.
8427979804152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78976 (or 78972 counting only the distinct ones).
The product of its (nonzero) digits is 81285120, while the sum is 66.
The spelling of 8427979804152 in words is "eight trillion, four hundred twenty-seven billion, nine hundred seventy-nine million, eight hundred four thousand, one hundred fifty-two".
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