Base | Representation |
---|---|
bin | 10010000000010110000… |
… | …001100110110000110001 |
3 | 11101021201222001200001012 |
4 | 102000112001212300301 |
5 | 130233012421212123 |
6 | 2344230023520305 |
7 | 155251642216661 |
oct | 22002601466061 |
9 | 4337658050035 |
10 | 1237320100913 |
11 | 437820a382a6 |
12 | 17b973bb9095 |
13 | 8c8a93a0b60 |
14 | 43c5ac161a1 |
15 | 222bb2ad378 |
hex | 12016066c31 |
1237320100913 has 8 divisors (see below), whose sum is σ = 1346235670248. Its totient is φ = 1130366974464.
The previous prime is 1237320100901. The next prime is 1237320100979. The reversal of 1237320100913 is 3190010237321.
It can be written as a sum of positive squares in 4 ways, for example, as 52080716944 + 1185239383969 = 228212^2 + 1088687^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1237320100913 - 216 = 1237320035377 is a prime.
It is a super-2 number, since 2×12373201009132 (a number of 25 digits) contains 22 as substring.
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 1237320100913.
It is not an unprimeable number, because it can be changed into a prime (1237320103913) 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, 490609406 + ... + 490611927.
It is an arithmetic number, because the mean of its divisors is an integer number (168279458781).
Almost surely, 21237320100913 is an apocalyptic number.
1237320100913 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1237320100913 is a deficient number, since it is larger than the sum of its proper divisors (108915569335).
1237320100913 is an equidigital number, since it uses as much as digits as its factorization.
1237320100913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 981221443.
The product of its (nonzero) digits is 6804, while the sum is 32.
The spelling of 1237320100913 in words is "one trillion, two hundred thirty-seven billion, three hundred twenty million, one hundred thousand, nine hundred thirteen".
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