Base | Representation |
---|---|
bin | 1001011110110… |
… | …1101111010010 |
3 | 2202211120200100 |
4 | 2113231233102 |
5 | 40140133330 |
6 | 3540233230 |
7 | 662022462 |
oct | 227555722 |
9 | 82746610 |
10 | 39771090 |
11 | 204a4677 |
12 | 1139b816 |
13 | 83165b8 |
14 | 53d3ba2 |
15 | 3759060 |
hex | 25edbd2 |
39771090 has 48 divisors (see below), whose sum is σ = 103716288. Its totient is φ = 10573728.
The previous prime is 39771089. The next prime is 39771101. The reversal of 39771090 is 9017793.
39771090 is nontrivially palindromic in base 8.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57889 + ... + 58571.
It is an arithmetic number, because the mean of its divisors is an integer number (2160756).
Almost surely, 239771090 is an apocalyptic number.
39771090 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
39771090 is an abundant number, since it is smaller than the sum of its proper divisors (63945198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39771090 is a wasteful number, since it uses less digits than its factorization.
39771090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1343 (or 1340 counting only the distinct ones).
The product of its (nonzero) digits is 11907, while the sum is 36.
The square root of 39771090 is about 6306.4324304634. The cubic root of 39771090 is about 341.3415565629.
The spelling of 39771090 in words is "thirty-nine million, seven hundred seventy-one thousand, ninety".
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