Base | Representation |
---|---|
bin | 100110111110111… |
… | …1101110100100010 |
3 | 10101011101211122020 |
4 | 1031331331310202 |
5 | 10134332332014 |
6 | 333444522310 |
7 | 44262402255 |
oct | 11575756442 |
9 | 3334354566 |
10 | 1308089634 |
11 | 611423115 |
12 | 3060b0396 |
13 | 17b00b147 |
14 | c5a2909c |
15 | 79c8c1a9 |
hex | 4df7dd22 |
1308089634 has 16 divisors (see below), whose sum is σ = 2617135488. Its totient is φ = 435870512.
The previous prime is 1308089623. The next prime is 1308089639. The reversal of 1308089634 is 4369808031.
It is a happy number.
It is a super-2 number, since 2×13080896342 = 3422196981156507912, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1308089639) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21402 + ... + 55445.
It is an arithmetic number, because the mean of its divisors is an integer number (163570968).
Almost surely, 21308089634 is an apocalyptic number.
1308089634 is an abundant number, since it is smaller than the sum of its proper divisors (1309045854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1308089634 is a wasteful number, since it uses less digits than its factorization.
1308089634 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79689.
The product of its (nonzero) digits is 124416, while the sum is 42.
The square root of 1308089634 is about 36167.5218117028. The cubic root of 1308089634 is about 1093.6520416258.
The spelling of 1308089634 in words is "one billion, three hundred eight million, eighty-nine thousand, six hundred thirty-four".
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