Base | Representation |
---|---|
bin | 11100000100010001… |
… | …110010011001000110 |
3 | 2212210021012222212111 |
4 | 130010101302121012 |
5 | 443204423332130 |
6 | 21502230411234 |
7 | 2114545246534 |
oct | 340421623106 |
9 | 85707188774 |
10 | 30136542790 |
11 | 11865324712 |
12 | 5a10800b1a |
13 | 2ac3761953 |
14 | 165c62d154 |
15 | bb5aeb02a |
hex | 704472646 |
30136542790 has 16 divisors (see below), whose sum is σ = 54247793040. Its totient is φ = 12054169120.
The previous prime is 30136542757. The next prime is 30136542803. The reversal of 30136542790 is 9724563103.
It is a happy number.
It is a super-2 number, since 2×301365427902 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 415860 + ... + 482920.
It is an arithmetic number, because the mean of its divisors is an integer number (3390487065).
Almost surely, 230136542790 is an apocalyptic number.
30136542790 is a deficient number, since it is larger than the sum of its proper divisors (24111250250).
30136542790 is a wasteful number, since it uses less digits than its factorization.
30136542790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112007.
The product of its (nonzero) digits is 136080, while the sum is 40.
The spelling of 30136542790 in words is "thirty billion, one hundred thirty-six million, five hundred forty-two thousand, seven hundred ninety".
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