Base | Representation |
---|---|
bin | 1001101101110… |
… | …0011000100100 |
3 | 2211200020112200 |
4 | 2123130120210 |
5 | 40412423310 |
6 | 4013214500 |
7 | 1003233345 |
oct | 233343044 |
9 | 84606480 |
10 | 40748580 |
11 | 21002014 |
12 | 11791430 |
13 | 85994b2 |
14 | 55aa0cc |
15 | 389d9c0 |
hex | 26dc624 |
40748580 has 36 divisors (see below), whose sum is σ = 123604572. Its totient is φ = 10866240.
The previous prime is 40748537. The next prime is 40748599. The reversal of 40748580 is 8584704.
40748580 is a `hidden beast` number, since 4 + 0 + 74 + 8 + 580 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 16305444 + 24443136 = 4038^2 + 4944^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113011 + ... + 113370.
Almost surely, 240748580 is an apocalyptic number.
It is an amenable number.
40748580 is an abundant number, since it is smaller than the sum of its proper divisors (82855992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40748580 is a wasteful number, since it uses less digits than its factorization.
40748580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 226396 (or 226391 counting only the distinct ones).
The product of its (nonzero) digits is 35840, while the sum is 36.
The square root of 40748580 is about 6383.4614434490. The cubic root of 40748580 is about 344.1154403437.
It can be divided in two parts, 40748 and 580, that added together give a triangular number (41328 = T287).
The spelling of 40748580 in words is "forty million, seven hundred forty-eight thousand, five hundred eighty".
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