Base | Representation |
---|---|
bin | 1001101111111… |
… | …1011000011100 |
3 | 2211221112012000 |
4 | 2123333120130 |
5 | 40432020212 |
6 | 4020242300 |
7 | 1004401314 |
oct | 233773034 |
9 | 84845160 |
10 | 40891932 |
11 | 2109a794 |
12 | 11840390 |
13 | 8619813 |
14 | 5606444 |
15 | 38cb1dc |
hex | 26ff61c |
40891932 has 24 divisors (see below), whose sum is σ = 106016400. Its totient is φ = 13630608.
The previous prime is 40891931. The next prime is 40891937. The reversal of 40891932 is 23919804.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40891931) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189207 + ... + 189422.
It is an arithmetic number, because the mean of its divisors is an integer number (4417350).
Almost surely, 240891932 is an apocalyptic number.
It is an amenable number.
40891932 is an abundant number, since it is smaller than the sum of its proper divisors (65124468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40891932 is a wasteful number, since it uses less digits than its factorization.
40891932 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 378642 (or 378634 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 40891932 is about 6394.6799763553. The cubic root of 40891932 is about 344.5184965384.
The spelling of 40891932 in words is "forty million, eight hundred ninety-one thousand, nine hundred thirty-two".
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