Base | Representation |
---|---|
bin | 1001001111010111111… |
… | …1010011100001111000 |
3 | 120011202021021222221002 |
4 | 2103311333103201320 |
5 | 10100102413220030 |
6 | 200532110104132 |
7 | 14316604224230 |
oct | 2236577234170 |
9 | 504667258832 |
10 | 158745835640 |
11 | 61361981997 |
12 | 269237ab048 |
13 | 11c7b48c732 |
14 | 797d124cc0 |
15 | 41e1803245 |
hex | 24f5fd3878 |
158745835640 has 64 divisors (see below), whose sum is σ = 413952975360. Its totient is φ = 53660557440.
The previous prime is 158745835613. The next prime is 158745835663. The reversal of 158745835640 is 46538547851.
It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (56).
It is a congruent number.
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, 3972722 + ... + 4012481.
It is an arithmetic number, because the mean of its divisors is an integer number (6468015240).
Almost surely, 2158745835640 is an apocalyptic number.
158745835640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
158745835640 is an abundant number, since it is smaller than the sum of its proper divisors (255207139720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158745835640 is a wasteful number, since it uses less digits than its factorization.
158745835640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7985292 (or 7985288 counting only the distinct ones).
The product of its (nonzero) digits is 16128000, while the sum is 56.
The spelling of 158745835640 in words is "one hundred fifty-eight billion, seven hundred forty-five million, eight hundred thirty-five thousand, six hundred forty".
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