Base | Representation |
---|---|
bin | 100101010100111… |
… | …1100101110100110 |
3 | 10020021211010120121 |
4 | 1022221330232212 |
5 | 10031120320010 |
6 | 324141352154 |
7 | 43016110330 |
oct | 11251745646 |
9 | 3207733517 |
10 | 1252510630 |
11 | 593011858 |
12 | 2ab56865a |
13 | 16c64b567 |
14 | bc4bc450 |
15 | 74e5e3da |
hex | 4aa7cba6 |
1252510630 has 32 divisors (see below), whose sum is σ = 2578423104. Its totient is φ = 429127296.
The previous prime is 1252510627. The next prime is 1252510669. The reversal of 1252510630 is 360152521.
It is a junction number, because it is equal to n+sod(n) for n = 1252510595 and 1252510604.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107364 + ... + 118456.
It is an arithmetic number, because the mean of its divisors is an integer number (80575722).
Almost surely, 21252510630 is an apocalyptic number.
1252510630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1252510630 is an abundant number, since it is smaller than the sum of its proper divisors (1325912474).
1252510630 is a wasteful number, since it uses less digits than its factorization.
1252510630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12720.
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 1252510630 is about 35390.8269188500. The cubic root of 1252510630 is about 1077.9380611595.
The spelling of 1252510630 in words is "one billion, two hundred fifty-two million, five hundred ten thousand, six hundred thirty".
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