Base | Representation |
---|---|
bin | 11001111000110101… |
… | …11110101100111011 |
3 | 1022212121200102002202 |
4 | 30330122332230323 |
5 | 211431020414134 |
6 | 10215051220415 |
7 | 1001264133224 |
oct | 147432765473 |
9 | 38777612082 |
10 | 13898607419 |
11 | 5992446514 |
12 | 283a74770b |
13 | 14065cb578 |
14 | 95bc4224b |
15 | 5652a5d7e |
hex | 33c6beb3b |
13898607419 has 4 divisors (see below), whose sum is σ = 13930855200. Its totient is φ = 13866359640.
The previous prime is 13898607379. The next prime is 13898607433. The reversal of 13898607419 is 91470689831.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91470689831 = 66977 ⋅1365703.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13898607419 is a prime.
It is a super-2 number, since 2×138986074192 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13898607439) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16123244 + ... + 16124105.
It is an arithmetic number, because the mean of its divisors is an integer number (3482713800).
Almost surely, 213898607419 is an apocalyptic number.
13898607419 is a deficient number, since it is larger than the sum of its proper divisors (32247781).
13898607419 is an equidigital number, since it uses as much as digits as its factorization.
13898607419 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32247780.
The product of its (nonzero) digits is 2612736, while the sum is 56.
The spelling of 13898607419 in words is "thirteen billion, eight hundred ninety-eight million, six hundred seven thousand, four hundred nineteen".
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