Base | Representation |
---|---|
bin | 11000010101000001… |
… | …10011001101001111 |
3 | 1020201021002101101121 |
4 | 30022200303031033 |
5 | 203222141204044 |
6 | 10000020221411 |
7 | 641445661240 |
oct | 141240631517 |
9 | 36637071347 |
10 | 13061272399 |
11 | 55a28252aa |
12 | 264623a867 |
13 | 1301ca5b66 |
14 | 8bc958cc7 |
15 | 516a06984 |
hex | 30a83334f |
13061272399 has 8 divisors (see below), whose sum is σ = 14928407168. Its totient is φ = 11194447320.
The previous prime is 13061272373. The next prime is 13061272417. The reversal of 13061272399 is 99327216031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13061272399 - 211 = 13061270351 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13061272099) 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, 21364 + ... + 163030.
It is an arithmetic number, because the mean of its divisors is an integer number (1866050896).
Almost surely, 213061272399 is an apocalyptic number.
13061272399 is a deficient number, since it is larger than the sum of its proper divisors (1867134769).
13061272399 is a wasteful number, since it uses less digits than its factorization.
13061272399 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154845.
The product of its (nonzero) digits is 122472, while the sum is 43.
The spelling of 13061272399 in words is "thirteen billion, sixty-one million, two hundred seventy-two thousand, three hundred ninety-nine".
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