Base | Representation |
---|---|
bin | 11100100101010100… |
… | …001111101110010000 |
3 | 2221012220012222022100 |
4 | 130211110033232100 |
5 | 1000323323212334 |
6 | 22033231040400 |
7 | 2134355540031 |
oct | 344524175620 |
9 | 87186188270 |
10 | 30690835344 |
11 | 1201a1a3934 |
12 | 5b46370100 |
13 | 2b81545c00 |
14 | 16b20b8a88 |
15 | be95dac99 |
hex | 72550fb90 |
30690835344 has 135 divisors (see below), whose sum is σ = 93089896497. Its totient is φ = 9434924928.
The previous prime is 30690835321. The next prime is 30690835393. The reversal of 30690835344 is 44353809603.
The square root of 30690835344 is 175188.
It is a perfect power (a square), and thus also a powerful number.
30690835344 is a `hidden beast` number, since 30 + 6 + 9 + 0 + 83 + 534 + 4 = 666.
It can be written as a sum of positive squares in only one way, i.e., 4540064400 + 26150770944 = 67380^2 + 161712^2 .
It is a super-2 number, since 2×306908353442 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30690835344.
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 26 ways as a sum of consecutive naturals, for example, 27328767 + ... + 27329889.
Almost surely, 230690835344 is an apocalyptic number.
30690835344 is the 175188-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30690835344
30690835344 is an abundant number, since it is smaller than the sum of its proper divisors (62399061153).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30690835344 is a wasteful number, since it uses less digits than its factorization.
30690835344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2286 (or 1141 counting only the distinct ones).
The product of its (nonzero) digits is 933120, while the sum is 45.
The spelling of 30690835344 in words is "thirty billion, six hundred ninety million, eight hundred thirty-five thousand, three hundred forty-four".
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