Base | Representation |
---|---|
bin | 101000111001000… |
… | …1011101110010001 |
3 | 10112121212101200021 |
4 | 1101302023232101 |
5 | 10302230002323 |
6 | 344053023441 |
7 | 46000511602 |
oct | 12162135621 |
9 | 3477771607 |
10 | 1372109713 |
11 | 64457a377 |
12 | 323624b81 |
13 | 18b364b50 |
14 | d0331da9 |
15 | 806d605d |
hex | 51c8bb91 |
1372109713 has 8 divisors (see below), whose sum is σ = 1486724288. Its totient is φ = 1258790544.
The previous prime is 1372109699. The next prime is 1372109759. The reversal of 1372109713 is 3179012731.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1372109713 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1372103713) 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, 321645 + ... + 325882.
It is an arithmetic number, because the mean of its divisors is an integer number (185840536).
Almost surely, 21372109713 is an apocalyptic number.
1372109713 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1372109713 is a deficient number, since it is larger than the sum of its proper divisors (114614575).
1372109713 is a wasteful number, since it uses less digits than its factorization.
1372109713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 647703.
The product of its (nonzero) digits is 7938, while the sum is 34.
The square root of 1372109713 is about 37041.9993115922. Note that the first 3 decimals coincide. The cubic root of 1372109713 is about 1111.2103543862.
The spelling of 1372109713 in words is "one billion, three hundred seventy-two million, one hundred nine thousand, seven hundred thirteen".
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