Base | Representation |
---|---|
bin | 11100110110001010… |
… | …110100011000100011 |
3 | 2221221121020201120212 |
4 | 130312022310120203 |
5 | 1001413213423424 |
6 | 22121251124335 |
7 | 2144361026000 |
oct | 346612643043 |
9 | 87847221525 |
10 | 30973576739 |
11 | 1215485a706 |
12 | 6004ba36ab |
13 | 2bc7cb0301 |
14 | 16db8788a7 |
15 | c1433b10e |
hex | 7362b4623 |
30973576739 has 8 divisors (see below), whose sum is σ = 36120789600. Its totient is φ = 26548779768.
The previous prime is 30973576723. The next prime is 30973576741. The reversal of 30973576739 is 93767537903.
It is a happy number.
It is not a de Polignac number, because 30973576739 - 24 = 30973576723 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30973576939) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45150644 + ... + 45151329.
It is an arithmetic number, because the mean of its divisors is an integer number (4515098700).
Almost surely, 230973576739 is an apocalyptic number.
30973576739 is a deficient number, since it is larger than the sum of its proper divisors (5147212861).
30973576739 is an frugal number, since it uses more digits than its factorization.
30973576739 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 90301994 (or 90301980 counting only the distinct ones).
The product of its (nonzero) digits is 22504230, while the sum is 59.
The spelling of 30973576739 in words is "thirty billion, nine hundred seventy-three million, five hundred seventy-six thousand, seven hundred thirty-nine".
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