Base | Representation |
---|---|
bin | 11100011110011101… |
… | …001110000110000010 |
3 | 2220220212122220102001 |
4 | 130132131032012002 |
5 | 1000104342404313 |
6 | 22014000214214 |
7 | 2131460364604 |
oct | 343635160602 |
9 | 86825586361 |
10 | 30575747458 |
11 | 11a70237683 |
12 | 5b1390a36a |
13 | 2b6374ba79 |
14 | 16a0abb174 |
15 | bde455add |
hex | 71e74e182 |
30575747458 has 16 divisors (see below), whose sum is σ = 46992256920. Its totient is φ = 14911820800.
The previous prime is 30575747437. The next prime is 30575747471. The reversal of 30575747458 is 85474757503.
It can be written as a sum of positive squares in 4 ways, for example, as 11141435809 + 19434311649 = 105553^2 + 139407^2 .
It is a junction number, because it is equal to n+sod(n) for n = 30575747399 and 30575747408.
It is an unprimeable number.
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, 373518 + ... + 447958.
Almost surely, 230575747458 is an apocalyptic number.
30575747458 is a deficient number, since it is larger than the sum of its proper divisors (16416509462).
30575747458 is a wasteful number, since it uses less digits than its factorization.
30575747458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79493.
The product of its (nonzero) digits is 16464000, while the sum is 55.
The spelling of 30575747458 in words is "thirty billion, five hundred seventy-five million, seven hundred forty-seven thousand, four hundred fifty-eight".
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