Base | Representation |
---|---|
bin | 101000001111011101… |
… | …0100000110000101010 |
3 | 22021001121201022011102 |
4 | 1100132322200300222 |
5 | 2403441002012223 |
6 | 103411101401402 |
7 | 6146342613413 |
oct | 1203672406052 |
9 | 267047638142 |
10 | 86418000938 |
11 | 33716788195 |
12 | 148b9269262 |
13 | 81c29a56c9 |
14 | 427b2b680a |
15 | 23abb73928 |
hex | 141eea0c2a |
86418000938 has 4 divisors (see below), whose sum is σ = 129627001410. Its totient is φ = 43209000468.
The previous prime is 86418000931. The next prime is 86418000971. The reversal of 86418000938 is 83900081468.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 51757615009 + 34660385929 = 227503^2 + 186173^2 .
It is a super-2 number, since 2×864180009382 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 86418000892 and 86418000901.
It is not an unprimeable number, because it can be changed into a prime (86418000931) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21604500233 + ... + 21604500236.
Almost surely, 286418000938 is an apocalyptic number.
86418000938 is a deficient number, since it is larger than the sum of its proper divisors (43209000472).
86418000938 is a wasteful number, since it uses less digits than its factorization.
86418000938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43209000471.
The product of its (nonzero) digits is 331776, while the sum is 47.
The spelling of 86418000938 in words is "eighty-six billion, four hundred eighteen million, nine hundred thirty-eight", and thus it is an aban number.
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