Base | Representation |
---|---|
bin | 11100011011011100… |
… | …110010011100000000 |
3 | 2220210100202000222022 |
4 | 130123130302130000 |
5 | 1000003434140103 |
6 | 22004555101012 |
7 | 2130305535050 |
oct | 343334623400 |
9 | 86710660868 |
10 | 30525302528 |
11 | 11a44812656 |
12 | 5abaa41768 |
13 | 2b56168cb6 |
14 | 1698109560 |
15 | bd9cde138 |
hex | 71b732700 |
30525302528 has 36 divisors (see below), whose sum is σ = 69635850480. Its totient is φ = 13082271744.
The previous prime is 30525302513. The next prime is 30525302543. The reversal of 30525302528 is 82520352503.
It is an interprime number because it is at equal distance from previous prime (30525302513) and next prime (30525302543).
It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8515313 + ... + 8518896.
It is an arithmetic number, because the mean of its divisors is an integer number (1934329180).
Almost surely, 230525302528 is an apocalyptic number.
It is an amenable number.
30525302528 is an abundant number, since it is smaller than the sum of its proper divisors (39110547952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30525302528 is an equidigital number, since it uses as much as digits as its factorization.
30525302528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17034232 (or 17034218 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 35.
The spelling of 30525302528 in words is "thirty billion, five hundred twenty-five million, three hundred two thousand, five hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •