Base | Representation |
---|---|
bin | 110010001110110011… |
… | …0101101011110100001 |
3 | 101022102201001221021112 |
4 | 1210131212231132201 |
5 | 3231404420310114 |
6 | 121315531033105 |
7 | 10536066155432 |
oct | 1443546553641 |
9 | 338381057245 |
10 | 107870869409 |
11 | 41825325856 |
12 | 18aa589b795 |
13 | a23137ca14 |
14 | 5314513489 |
15 | 2c1522913e |
hex | 191d9ad7a1 |
107870869409 has 2 divisors, whose sum is σ = 107870869410. Its totient is φ = 107870869408.
The previous prime is 107870869387. The next prime is 107870869429. The reversal of 107870869409 is 904968078701.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 56827408225 + 51043461184 = 238385^2 + 225928^2 .
It is a cyclic number.
It is not a de Polignac number, because 107870869409 - 28 = 107870869153 is a prime.
It is a super-2 number, since 2×1078708694092 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (107870869429) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53935434704 + 53935434705.
It is an arithmetic number, because the mean of its divisors is an integer number (53935434705).
Almost surely, 2107870869409 is an apocalyptic number.
It is an amenable number.
107870869409 is a deficient number, since it is larger than the sum of its proper divisors (1).
107870869409 is an equidigital number, since it uses as much as digits as its factorization.
107870869409 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6096384, while the sum is 59.
The spelling of 107870869409 in words is "one hundred seven billion, eight hundred seventy million, eight hundred sixty-nine thousand, four hundred nine".
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