Base | Representation |
---|---|
bin | 1001101100100… |
… | …1011100010010 |
3 | 2211112022010010 |
4 | 2123021130102 |
5 | 40402432434 |
6 | 4011415350 |
7 | 1002461220 |
oct | 233113422 |
9 | 84468103 |
10 | 40670994 |
11 | 20a597a1 |
12 | 11754556 |
13 | 85700a0 |
14 | 5589b10 |
15 | 38859e9 |
hex | 26c9712 |
40670994 has 32 divisors (see below), whose sum is σ = 100114560. Its totient is φ = 10726272.
The previous prime is 40670989. The next prime is 40671011. The reversal of 40670994 is 49907604.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36699 + ... + 37790.
It is an arithmetic number, because the mean of its divisors is an integer number (3128580).
Almost surely, 240670994 is an apocalyptic number.
40670994 is an abundant number, since it is smaller than the sum of its proper divisors (59443566).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40670994 is a wasteful number, since it uses less digits than its factorization.
40670994 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74514.
The product of its (nonzero) digits is 54432, while the sum is 39.
The square root of 40670994 is about 6377.3814375494. The cubic root of 40670994 is about 343.8969010038.
The spelling of 40670994 in words is "forty million, six hundred seventy thousand, nine hundred ninety-four".
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