Base | Representation |
---|---|
bin | 1000001110010… |
… | …0100100000111 |
3 | 2101220022020210 |
4 | 2003210210013 |
5 | 32312200011 |
6 | 3231130503 |
7 | 566110530 |
oct | 203444407 |
9 | 71808223 |
10 | 34490631 |
11 | 1851835a |
12 | b673a33 |
13 | 71b7c76 |
14 | 481b687 |
15 | 30646a6 |
hex | 20e4907 |
34490631 has 16 divisors (see below), whose sum is σ = 54253568. Its totient is φ = 19072800.
The previous prime is 34490627. The next prime is 34490641. The reversal of 34490631 is 13609443.
It is not a de Polignac number, because 34490631 - 22 = 34490627 is a prime.
It is a super-2 number, since 2×344906312 = 2379207253556322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34490641) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25840 + ... + 27141.
It is an arithmetic number, because the mean of its divisors is an integer number (3390848).
Almost surely, 234490631 is an apocalyptic number.
34490631 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
34490631 is a deficient number, since it is larger than the sum of its proper divisors (19762937).
34490631 is a wasteful number, since it uses less digits than its factorization.
34490631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53022.
The product of its (nonzero) digits is 7776, while the sum is 30.
The square root of 34490631 is about 5872.8724658382. The cubic root of 34490631 is about 325.5120323253.
The spelling of 34490631 in words is "thirty-four million, four hundred ninety thousand, six hundred thirty-one".
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