Base | Representation |
---|---|
bin | 1001011011100100… |
… | …0010010110101010 |
3 | 20112102112021010210 |
4 | 2112321002112222 |
5 | 20141033044000 |
6 | 1055111321550 |
7 | 116506454220 |
oct | 22671022652 |
9 | 6472467123 |
10 | 2531534250 |
11 | 1089a92173 |
12 | 5a79802b6 |
13 | 31462087b |
14 | 1a02dcb10 |
15 | ec3a9350 |
hex | 96e425aa |
2531534250 has 128 divisors (see below), whose sum is σ = 7245987840. Its totient is φ = 576667200.
The previous prime is 2531534219. The next prime is 2531534251. The reversal of 2531534250 is 524351352.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (2531534251) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2010121 + ... + 2011379.
It is an arithmetic number, because the mean of its divisors is an integer number (56609280).
Almost surely, 22531534250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2531534250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3622993920).
2531534250 is an abundant number, since it is smaller than the sum of its proper divisors (4714453590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2531534250 is a wasteful number, since it uses less digits than its factorization.
2531534250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1669 (or 1659 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 30.
The square root of 2531534250 is about 50314.3543136549. The cubic root of 2531534250 is about 1362.8914566928.
It can be divided in two parts, 253153 and 4250, that added together give a triangular number (257403 = T717).
The spelling of 2531534250 in words is "two billion, five hundred thirty-one million, five hundred thirty-four thousand, two hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •