Base | Representation |
---|---|
bin | 1001010101011001… |
… | …0001011111111110 |
3 | 20110121210220102202 |
4 | 2111112101133332 |
5 | 20112421102110 |
6 | 1052344351502 |
7 | 116043423431 |
oct | 22526213776 |
9 | 6417726382 |
10 | 2505644030 |
11 | 107640949a |
12 | 59b175592 |
13 | 30c157406 |
14 | 19aabd818 |
15 | e9e930a5 |
hex | 955917fe |
2505644030 has 8 divisors (see below), whose sum is σ = 4510159272. Its totient is φ = 1002257608.
The previous prime is 2505644003. The next prime is 2505644039. The reversal of 2505644030 is 304465052.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 2505643984 and 2505644002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2505644039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125282192 + ... + 125282211.
It is an arithmetic number, because the mean of its divisors is an integer number (563769909).
Almost surely, 22505644030 is an apocalyptic number.
2505644030 is a deficient number, since it is larger than the sum of its proper divisors (2004515242).
2505644030 is a wasteful number, since it uses less digits than its factorization.
2505644030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 250564410.
The product of its (nonzero) digits is 14400, while the sum is 29.
The square root of 2505644030 is about 50056.4084808329. The cubic root of 2505644030 is about 1358.2293909532.
The spelling of 2505644030 in words is "two billion, five hundred five million, six hundred forty-four thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •