Base | Representation |
---|---|
bin | 100101101010101011… |
… | …011000011101001000 |
3 | 10212101122101121000010 |
4 | 211222223120131020 |
5 | 1130312240303140 |
6 | 30325133111520 |
7 | 2631152156031 |
oct | 455253303510 |
9 | 125348347003 |
10 | 40444462920 |
11 | 16174932674 |
12 | 7a089285a0 |
13 | 3a77190b84 |
14 | 1d59627a88 |
15 | 10baa2e880 |
hex | 96aad8748 |
40444462920 has 64 divisors (see below), whose sum is σ = 121356144000. Its totient is φ = 10783167488.
The previous prime is 40444462859. The next prime is 40444462921. The reversal of 40444462920 is 2926444404.
It is not an unprimeable number, because it can be changed into a prime (40444462921) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676816 + ... + 734144.
It is an arithmetic number, because the mean of its divisors is an integer number (1896189750).
Almost surely, 240444462920 is an apocalyptic number.
40444462920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
40444462920 is an abundant number, since it is smaller than the sum of its proper divisors (80911681080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40444462920 is a wasteful number, since it uses less digits than its factorization.
40444462920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63222 (or 63218 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 39.
The spelling of 40444462920 in words is "forty billion, four hundred forty-four million, four hundred sixty-two thousand, nine hundred twenty".
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