Base | Representation |
---|---|
bin | 100101100010101… |
… | …000001011111010 |
3 | 1121220010220111100 |
4 | 211202220023322 |
5 | 2242214200430 |
6 | 142255312230 |
7 | 21415335105 |
oct | 4542501372 |
9 | 1556126440 |
10 | 629834490 |
11 | 2a3585a7a |
12 | 156b1b676 |
13 | a064343c |
14 | 5d91173c |
15 | 3a462960 |
hex | 258a82fa |
629834490 has 24 divisors (see below), whose sum is σ = 1637569908. Its totient is φ = 167955840.
The previous prime is 629834467. The next prime is 629834503. The reversal of 629834490 is 94438926.
It can be written as a sum of positive squares in 2 ways, for example, as 588887289 + 40947201 = 24267^2 + 6399^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3498991 + ... + 3499170.
Almost surely, 2629834490 is an apocalyptic number.
629834490 is an abundant number, since it is smaller than the sum of its proper divisors (1007735418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
629834490 is a wasteful number, since it uses less digits than its factorization.
629834490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6998174 (or 6998171 counting only the distinct ones).
The product of its (nonzero) digits is 373248, while the sum is 45.
The square root of 629834490 is about 25096.5035413302. The cubic root of 629834490 is about 857.1868100080.
The spelling of 629834490 in words is "six hundred twenty-nine million, eight hundred thirty-four thousand, four hundred ninety".
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