Base | Representation |
---|---|
bin | 1001100100101… |
… | …0101110000001 |
3 | 2210112221002210 |
4 | 2121022232001 |
5 | 40234330222 |
6 | 3552332333 |
7 | 665200020 |
oct | 231125601 |
9 | 83487083 |
10 | 40151937 |
11 | 20734821 |
12 | 115440a9 |
13 | 841aa57 |
14 | 54928b7 |
15 | 37d1d0c |
hex | 264ab81 |
40151937 has 16 divisors (see below), whose sum is σ = 61294592. Its totient is φ = 22902480.
The previous prime is 40151929. The next prime is 40152001. The reversal of 40151937 is 73915104.
It is not a de Polignac number, because 40151937 - 23 = 40151929 is a prime.
It is a super-2 number, since 2×401519372 = 3224356089703938, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40151927) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13128 + ... + 15894.
It is an arithmetic number, because the mean of its divisors is an integer number (3830912).
Almost surely, 240151937 is an apocalyptic number.
It is an amenable number.
40151937 is a deficient number, since it is larger than the sum of its proper divisors (21142655).
40151937 is a wasteful number, since it uses less digits than its factorization.
40151937 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3468.
The product of its (nonzero) digits is 3780, while the sum is 30.
The square root of 40151937 is about 6336.5556101087. Note that the first 3 decimals coincide. The cubic root of 40151937 is about 342.4276565909.
The spelling of 40151937 in words is "forty million, one hundred fifty-one thousand, nine hundred thirty-seven".
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