Base | Representation |
---|---|
bin | 11100001011101101… |
… | …011101100011110111 |
3 | 2220002221212011112212 |
4 | 130023231131203313 |
5 | 443433334104012 |
6 | 21522443204035 |
7 | 2120621164460 |
oct | 341355354367 |
9 | 86087764485 |
10 | 30261238007 |
11 | 11919753010 |
12 | 5a4651661b |
13 | 2b135409c0 |
14 | 167100bd67 |
15 | bc1a2cb22 |
hex | 70bb5d8f7 |
30261238007 has 64 divisors (see below), whose sum is σ = 41261681664. Its totient is φ = 21430103040.
The previous prime is 30261237973. The next prime is 30261238019. The reversal of 30261238007 is 70083216203.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 30261238007 - 26 = 30261237943 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30261238087) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 37968533 + ... + 37969329.
It is an arithmetic number, because the mean of its divisors is an integer number (644713776).
Almost surely, 230261238007 is an apocalyptic number.
30261238007 is a deficient number, since it is larger than the sum of its proper divisors (11000443657).
30261238007 is a wasteful number, since it uses less digits than its factorization.
30261238007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1368.
The product of its (nonzero) digits is 12096, while the sum is 32.
The spelling of 30261238007 in words is "thirty billion, two hundred sixty-one million, two hundred thirty-eight thousand, seven".
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