Base | Representation |
---|---|
bin | 111010100011… |
… | …0100000000011 |
3 | 2010202121000112 |
4 | 1311012200003 |
5 | 30324304400 |
6 | 3013541535 |
7 | 521632004 |
oct | 165064003 |
9 | 63677015 |
10 | 30697475 |
11 | 16367516 |
12 | a3448ab |
13 | 648a5b3 |
14 | 41111ab |
15 | 2a65835 |
hex | 1d46803 |
30697475 has 12 divisors (see below), whose sum is σ = 38196216. Its totient is φ = 24473280.
The previous prime is 30697423. The next prime is 30697487. The reversal of 30697475 is 57479603.
It is not a de Polignac number, because 30697475 - 210 = 30696451 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5864 + ... + 9786.
It is an arithmetic number, because the mean of its divisors is an integer number (3183018).
Almost surely, 230697475 is an apocalyptic number.
30697475 is a deficient number, since it is larger than the sum of its proper divisors (7498741).
30697475 is a wasteful number, since it uses less digits than its factorization.
30697475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4246 (or 4241 counting only the distinct ones).
The product of its (nonzero) digits is 158760, while the sum is 41.
The square root of 30697475 is about 5540.5302092850. The cubic root of 30697475 is about 313.1128453602.
The spelling of 30697475 in words is "thirty million, six hundred ninety-seven thousand, four hundred seventy-five".
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