Base | Representation |
---|---|
bin | 1001111000000101… |
… | …0110000010011100 |
3 | 20211202121111120211 |
4 | 2132001112002130 |
5 | 20412143340130 |
6 | 1115023222204 |
7 | 122461265461 |
oct | 23601260234 |
9 | 6752544524 |
10 | 2651152540 |
11 | 1140563163 |
12 | 61ba47964 |
13 | 333342b1a |
14 | 1b2159668 |
15 | 107b36a2a |
hex | 9e05609c |
2651152540 has 12 divisors (see below), whose sum is σ = 5567420376. Its totient is φ = 1060461008.
The previous prime is 2651152507. The next prime is 2651152541. The reversal of 2651152540 is 452511562.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2651152541) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66278794 + ... + 66278833.
It is an arithmetic number, because the mean of its divisors is an integer number (463951698).
Almost surely, 22651152540 is an apocalyptic number.
2651152540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2651152540 is an abundant number, since it is smaller than the sum of its proper divisors (2916267836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2651152540 is a wasteful number, since it uses less digits than its factorization.
2651152540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132557636 (or 132557634 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 31.
The square root of 2651152540 is about 51489.3439461021. The cubic root of 2651152540 is about 1384.0280930012.
The spelling of 2651152540 in words is "two billion, six hundred fifty-one million, one hundred fifty-two thousand, five hundred forty".
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