Base | Representation |
---|---|
bin | 101000110010100… |
… | …1001011001111011 |
3 | 10112101102202221011 |
4 | 1101211021121323 |
5 | 10300341123342 |
6 | 343451454351 |
7 | 45626456461 |
oct | 12145113173 |
9 | 3471382834 |
10 | 1368692347 |
11 | 642655900 |
12 | 3224573b7 |
13 | 18a739539 |
14 | cdac2831 |
15 | 8025d717 |
hex | 5194967b |
1368692347 has 24 divisors (see below), whose sum is σ = 1533500640. Its totient is φ = 1220419200.
The previous prime is 1368692333. The next prime is 1368692387. The reversal of 1368692347 is 7432968631.
It is not a de Polignac number, because 1368692347 - 219 = 1368168059 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1368692347.
It is not an unprimeable number, because it can be changed into a prime (1368692387) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2688729 + ... + 2689237.
It is an arithmetic number, because the mean of its divisors is an integer number (63895860).
Almost surely, 21368692347 is an apocalyptic number.
1368692347 is a deficient number, since it is larger than the sum of its proper divisors (164808293).
1368692347 is a wasteful number, since it uses less digits than its factorization.
1368692347 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 915 (or 904 counting only the distinct ones).
The product of its digits is 1306368, while the sum is 49.
The square root of 1368692347 is about 36995.8422934254. The cubic root of 1368692347 is about 1110.2870634327.
The spelling of 1368692347 in words is "one billion, three hundred sixty-eight million, six hundred ninety-two thousand, three hundred forty-seven".
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