Base | Representation |
---|---|
bin | 100101010000100011… |
… | …101110000100011000 |
3 | 10211021002210220100000 |
4 | 211100203232010120 |
5 | 1123413044343210 |
6 | 30213440413000 |
7 | 2614251325461 |
oct | 452043560430 |
9 | 124232726300 |
10 | 40006246680 |
11 | 15a6a535294 |
12 | 7906017160 |
13 | 3a0745b91a |
14 | 1d17355d68 |
15 | 109231cac0 |
hex | 9508ee118 |
40006246680 has 96 divisors (see below), whose sum is σ = 134835901200. Its totient is φ = 10668329856.
The previous prime is 40006246589. The next prime is 40006246691. The reversal of 40006246680 is 8664260004.
It is a happy number.
40006246680 is a `hidden beast` number, since 400 + 0 + 6 + 246 + 6 + 8 + 0 = 666.
It is a super-2 number, since 2×400062466802 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2048215 + ... + 2067654.
Almost surely, 240006246680 is an apocalyptic number.
40006246680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
40006246680 is an abundant number, since it is smaller than the sum of its proper divisors (94829654520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40006246680 is a wasteful number, since it uses less digits than its factorization.
40006246680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4115895 (or 4115879 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 36.
The spelling of 40006246680 in words is "forty billion, six million, two hundred forty-six thousand, six hundred eighty".
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