Base | Representation |
---|---|
bin | 101000010111110111… |
… | …1101101011010001110 |
3 | 22021210022001201221021 |
4 | 1100233233231122032 |
5 | 2410030244204323 |
6 | 103455110024354 |
7 | 6156342041350 |
oct | 1205757553216 |
9 | 267708051837 |
10 | 86700381838 |
11 | 33851118134 |
12 | 149779480ba |
13 | 82393449b5 |
14 | 42a69c10d0 |
15 | 23c685205d |
hex | 142fbed68e |
86700381838 has 16 divisors (see below), whose sum is σ = 148633051104. Its totient is φ = 37156350240.
The previous prime is 86700381827. The next prime is 86700381839. The reversal of 86700381838 is 83818300768.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86700381839) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 893856 + ... + 986092.
It is an arithmetic number, because the mean of its divisors is an integer number (9289565694).
Almost surely, 286700381838 is an apocalyptic number.
86700381838 is a deficient number, since it is larger than the sum of its proper divisors (61932669266).
86700381838 is a wasteful number, since it uses less digits than its factorization.
86700381838 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 159387.
The product of its (nonzero) digits is 1548288, while the sum is 52.
The spelling of 86700381838 in words is "eighty-six billion, seven hundred million, three hundred eighty-one thousand, eight hundred thirty-eight".
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