Base | Representation |
---|---|
bin | 111101110000011001… |
… | …100001111010010111 |
3 | 20100011021102201121012 |
4 | 331300121201322113 |
5 | 2041300411001020 |
6 | 50243522442435 |
7 | 4535141553263 |
oct | 756031417227 |
9 | 210137381535 |
10 | 66310250135 |
11 | 26138453418 |
12 | 10a2720341b |
13 | 6339ba23cc |
14 | 32d09830a3 |
15 | 1ad17217c5 |
hex | f70661e97 |
66310250135 has 32 divisors (see below), whose sum is σ = 86543147520. Its totient is φ = 48613219200.
The previous prime is 66310250107. The next prime is 66310250147. The reversal of 66310250135 is 53105201366.
It is not a de Polignac number, because 66310250135 - 28 = 66310249879 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264740 + ... + 450230.
It is an arithmetic number, because the mean of its divisors is an integer number (2704473360).
Almost surely, 266310250135 is an apocalyptic number.
66310250135 is a deficient number, since it is larger than the sum of its proper divisors (20232897385).
66310250135 is a wasteful number, since it uses less digits than its factorization.
66310250135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185639.
The product of its (nonzero) digits is 16200, while the sum is 32.
The spelling of 66310250135 in words is "sixty-six billion, three hundred ten million, two hundred fifty thousand, one hundred thirty-five".
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