Base | Representation |
---|---|
bin | 11100001100110101… |
… | …11101001111001001 |
3 | 1110002010210112212212 |
4 | 32012122331033021 |
5 | 222001332143101 |
6 | 10542201114505 |
7 | 1044120600065 |
oct | 160632751711 |
9 | 43063715785 |
10 | 15140115401 |
11 | 646a222874 |
12 | 2b26488a35 |
13 | 1573896a88 |
14 | a38a98aa5 |
15 | 5d92901bb |
hex | 3866bd3c9 |
15140115401 has 16 divisors (see below), whose sum is σ = 17016637440. Its totient is φ = 13400568720.
The previous prime is 15140115379. The next prime is 15140115421. The reversal of 15140115401 is 10451104151.
It is a cyclic number.
It is not a de Polignac number, because 15140115401 - 26 = 15140115337 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (15140115421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384065 + ... + 421646.
It is an arithmetic number, because the mean of its divisors is an integer number (1063539840).
Almost surely, 215140115401 is an apocalyptic number.
It is an amenable number.
15140115401 is a deficient number, since it is larger than the sum of its proper divisors (1876522039).
15140115401 is a wasteful number, since it uses less digits than its factorization.
15140115401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 805796.
The product of its (nonzero) digits is 400, while the sum is 23.
Adding to 15140115401 its reverse (10451104151), we get a palindrome (25591219552).
The spelling of 15140115401 in words is "fifteen billion, one hundred forty million, one hundred fifteen thousand, four hundred one".
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