Base | Representation |
---|---|
bin | 11100101000011010… |
… | …111100101000010010 |
3 | 2221100112020100020012 |
4 | 130220122330220102 |
5 | 1000430142030134 |
6 | 22042331314522 |
7 | 2135560353302 |
oct | 345032745022 |
9 | 87315210205 |
10 | 30742923794 |
11 | 12046640740 |
12 | 5b5b8aba42 |
13 | 2b8c282a8b |
14 | 16b8d97602 |
15 | bede796ce |
hex | 7286bca12 |
30742923794 has 16 divisors (see below), whose sum is σ = 53265815136. Its totient is φ = 13152052800.
The previous prime is 30742923793. The next prime is 30742923829. The reversal of 30742923794 is 49732924703.
It is not an unprimeable number, because it can be changed into a prime (30742923791) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41099792 + ... + 41100539.
It is an arithmetic number, because the mean of its divisors is an integer number (3329113446).
Almost surely, 230742923794 is an apocalyptic number.
30742923794 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
30742923794 is a deficient number, since it is larger than the sum of its proper divisors (22522891342).
30742923794 is a wasteful number, since it uses less digits than its factorization.
30742923794 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82200361.
The product of its (nonzero) digits is 2286144, while the sum is 50.
The spelling of 30742923794 in words is "thirty billion, seven hundred forty-two million, nine hundred twenty-three thousand, seven hundred ninety-four".
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