Base | Representation |
---|---|
bin | 100111000010100… |
… | …1100000011111110 |
3 | 10101021222000210221 |
4 | 1032011030003332 |
5 | 10140323423344 |
6 | 333553251554 |
7 | 44314446226 |
oct | 11605140376 |
9 | 3337860727 |
10 | 1309982974 |
11 | 6124a6663 |
12 | 306863bba |
13 | 17b521b71 |
14 | c5d9d086 |
15 | 7a013184 |
hex | 4e14c0fe |
1309982974 has 16 divisors (see below), whose sum is σ = 2089207296. Its totient is φ = 613900800.
The previous prime is 1309982953. The next prime is 1309982981. The reversal of 1309982974 is 4792899031.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71742 + ... + 88129.
It is an arithmetic number, because the mean of its divisors is an integer number (130575456).
Almost surely, 21309982974 is an apocalyptic number.
1309982974 is a deficient number, since it is larger than the sum of its proper divisors (779224322).
1309982974 is a wasteful number, since it uses less digits than its factorization.
1309982974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160131.
The product of its (nonzero) digits is 979776, while the sum is 52.
The square root of 1309982974 is about 36193.6869357074. The cubic root of 1309982974 is about 1094.1794409919.
The spelling of 1309982974 in words is "one billion, three hundred nine million, nine hundred eighty-two thousand, nine hundred seventy-four".
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