Base | Representation |
---|---|
bin | 1001101011001… |
… | …1010100010100 |
3 | 2211100200210202 |
4 | 2122303110110 |
5 | 40342032442 |
6 | 4005440032 |
7 | 1001633060 |
oct | 232632424 |
9 | 84320722 |
10 | 40580372 |
11 | 209a76a8 |
12 | 11710018 |
13 | 853aa71 |
14 | 5564aa0 |
15 | 3868c32 |
hex | 26b3514 |
40580372 has 48 divisors (see below), whose sum is σ = 86161152. Its totient is φ = 16346880.
The previous prime is 40580369. The next prime is 40580383. The reversal of 40580372 is 27308504.
It is a happy number.
It is a congruent 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, 38768 + ... + 39800.
It is an arithmetic number, because the mean of its divisors is an integer number (1795024).
Almost surely, 240580372 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40580372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43080576).
40580372 is an abundant number, since it is smaller than the sum of its proper divisors (45580780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40580372 is a wasteful number, since it uses less digits than its factorization.
40580372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1128 (or 1126 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 40580372 is about 6370.2725216430. The cubic root of 40580372 is about 343.6412904952.
Adding to 40580372 its reverse (27308504), we get a palindrome (67888876).
The spelling of 40580372 in words is "forty million, five hundred eighty thousand, three hundred seventy-two".
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