Base | Representation |
---|---|
bin | 10011111101001000011… |
… | …000100101111110100011 |
3 | 11212002120212202122211210 |
4 | 103331020120211332203 |
5 | 134431420044131422 |
6 | 2525545354241203 |
7 | 201034212645621 |
oct | 23751030457643 |
9 | 4762525678753 |
10 | 1371308973987 |
11 | 489629190847 |
12 | 1a1928726203 |
13 | 9c41079c5c4 |
14 | 4a52bd7a511 |
15 | 25a0e3ea10c |
hex | 13f48625fa3 |
1371308973987 has 8 divisors (see below), whose sum is σ = 1828426688704. Its totient is φ = 914198620968.
The previous prime is 1371308973959. The next prime is 1371308974027. The reversal of 1371308973987 is 7893798031731.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1371308973987 - 28 = 1371308973731 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1371308973787) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1390033 + ... + 2162130.
It is an arithmetic number, because the mean of its divisors is an integer number (228553336088).
Almost surely, 21371308973987 is an apocalyptic number.
1371308973987 is a deficient number, since it is larger than the sum of its proper divisors (457117714717).
1371308973987 is a wasteful number, since it uses less digits than its factorization.
1371308973987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3680849.
The product of its (nonzero) digits is 48009024, while the sum is 66.
The spelling of 1371308973987 in words is "one trillion, three hundred seventy-one billion, three hundred eight million, nine hundred seventy-three thousand, nine hundred eighty-seven".
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