Base | Representation |
---|---|
bin | 11011111100100010… |
… | …101000111000010000 |
3 | 2212110012222110101222 |
4 | 123330202220320100 |
5 | 442423211230134 |
6 | 21441312344212 |
7 | 2111411050262 |
oct | 337442507020 |
9 | 85405873358 |
10 | 30006742544 |
11 | 117a9029889 |
12 | 5995245068 |
13 | 2aa28b607c |
14 | 16492c1b32 |
15 | ba950ba2e |
hex | 6fc8a8e10 |
30006742544 has 20 divisors (see below), whose sum is σ = 58671443820. Its totient is φ = 14865724800.
The previous prime is 30006742537. The next prime is 30006742553. The reversal of 30006742544 is 44524760003.
It can be written as a sum of positive squares in 2 ways, for example, as 8017411600 + 21989330944 = 89540^2 + 148288^2 .
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 an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8601107 + ... + 8604594.
It is an arithmetic number, because the mean of its divisors is an integer number (2933572191).
Almost surely, 230006742544 is an apocalyptic number.
It is an amenable number.
30006742544 is a deficient number, since it is larger than the sum of its proper divisors (28664701276).
30006742544 is a wasteful number, since it uses less digits than its factorization.
30006742544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17205818 (or 17205812 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 35.
The spelling of 30006742544 in words is "thirty billion, six million, seven hundred forty-two thousand, five hundred forty-four".
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