Base | Representation |
---|---|
bin | 1111101001100110… |
… | …10101000100100100 |
3 | 210200112222001112200 |
4 | 13310303111010210 |
5 | 114201412014102 |
6 | 3505421214500 |
7 | 415132235253 |
oct | 76463250444 |
9 | 23615861480 |
10 | 8402063652 |
11 | 3621822864 |
12 | 1765a01430 |
13 | a3b927ac8 |
14 | 599c4879a |
15 | 34296a51c |
hex | 1f4cd5124 |
8402063652 has 18 divisors (see below), whose sum is σ = 21238549878. Its totient is φ = 2800687872.
The previous prime is 8402063633. The next prime is 8402063671. The reversal of 8402063652 is 2563602048.
It is an interprime number because it is at equal distance from previous prime (8402063633) and next prime (8402063671).
It can be written as a sum of positive squares in only one way, i.e., 6345078336 + 2056985316 = 79656^2 + 45354^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×84020636522 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 233390657 = 8402063652 / (8 + 4 + 0 + 2 + 0 + 6 + 3 + 6 + 5 + 2).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 116695293 + ... + 116695364.
Almost surely, 28402063652 is an apocalyptic number.
It is an amenable number.
8402063652 is an abundant number, since it is smaller than the sum of its proper divisors (12836486226).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8402063652 is a wasteful number, since it uses less digits than its factorization.
8402063652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 233390667 (or 233390662 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 36.
The square root of 8402063652 is about 91662.7713523871. The cubic root of 8402063652 is about 2032.9591673307.
The spelling of 8402063652 in words is "eight billion, four hundred two million, sixty-three thousand, six hundred fifty-two".
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