Base | Representation |
---|---|
bin | 11100101000001100… |
… | …100101001000001110 |
3 | 2221100021010222212111 |
4 | 130220030211020032 |
5 | 1000423211020033 |
6 | 22042114454234 |
7 | 2135513346016 |
oct | 345014451016 |
9 | 87307128774 |
10 | 30739157518 |
11 | 120444a9013 |
12 | 5b5a59437a |
13 | 2b8b564704 |
14 | 16b8696c46 |
15 | bed9837cd |
hex | 72832520e |
30739157518 has 8 divisors (see below), whose sum is σ = 46116858240. Its totient is φ = 15366871440.
The previous prime is 30739157417. The next prime is 30739157539. The reversal of 30739157518 is 81575193703.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 1339438 + ... + 1362193.
It is an arithmetic number, because the mean of its divisors is an integer number (5764607280).
Almost surely, 230739157518 is an apocalyptic number.
30739157518 is a deficient number, since it is larger than the sum of its proper divisors (15377700722).
30739157518 is a wasteful number, since it uses less digits than its factorization.
30739157518 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2707322.
The product of its (nonzero) digits is 793800, while the sum is 49.
The spelling of 30739157518 in words is "thirty billion, seven hundred thirty-nine million, one hundred fifty-seven thousand, five hundred eighteen".
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