Base | Representation |
---|---|
bin | 1001010011100100… |
… | …0101110100001000 |
3 | 20110002102020120000 |
4 | 2110321011310020 |
5 | 20103441301432 |
6 | 1051512403000 |
7 | 115621412214 |
oct | 22471056410 |
9 | 6402366500 |
10 | 2497993992 |
11 | 107206394a |
12 | 5986a6460 |
13 | 30a6a9370 |
14 | 199a8b944 |
15 | e948157c |
hex | 94e45d08 |
2497993992 has 160 divisors (see below), whose sum is σ = 7931985600. Its totient is φ = 728113536.
The previous prime is 2497993961. The next prime is 2497994029. The reversal of 2497993992 is 2993997942.
It is a happy number.
It is an unprimeable number.
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 39 ways as a sum of consecutive naturals, for example, 152253 + ... + 167859.
It is an arithmetic number, because the mean of its divisors is an integer number (49574910).
Almost surely, 22497993992 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2497993992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3965992800).
2497993992 is an abundant number, since it is smaller than the sum of its proper divisors (5433991608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2497993992 is a wasteful number, since it uses less digits than its factorization.
2497993992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15657 (or 15644 counting only the distinct ones).
The product of its digits is 19840464, while the sum is 63.
The square root of 2497993992 is about 49979.9358943166. The cubic root of 2497993992 is about 1356.8457015972.
The spelling of 2497993992 in words is "two billion, four hundred ninety-seven million, nine hundred ninety-three thousand, nine hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •