Base | Representation |
---|---|
bin | 1000010011011… |
… | …1111001101100 |
3 | 2102112122111100 |
4 | 2010313321230 |
5 | 32404110410 |
6 | 3242323100 |
7 | 602031651 |
oct | 204677154 |
9 | 72478440 |
10 | 34831980 |
11 | 18730867 |
12 | b7b9490 |
13 | 72a7451 |
14 | 48a9c28 |
15 | 30d08c0 |
hex | 2137e6c |
34831980 has 72 divisors (see below), whose sum is σ = 111881952. Its totient is φ = 8741376.
The previous prime is 34831949. The next prime is 34831991. The reversal of 34831980 is 8913843.
It is a Harshad number since it is a multiple of its sum of digits (36).
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, 2632 + ... + 8751.
It is an arithmetic number, because the mean of its divisors is an integer number (1553916).
Almost surely, 234831980 is an apocalyptic number.
34831980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
34831980 is an abundant number, since it is smaller than the sum of its proper divisors (77049972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34831980 is a wasteful number, since it uses less digits than its factorization.
34831980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11415 (or 11410 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 34831980 is about 5901.8624179152. The cubic root of 34831980 is about 326.5823582698.
The spelling of 34831980 in words is "thirty-four million, eight hundred thirty-one thousand, nine hundred eighty".
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