Base | Representation |
---|---|
bin | 11100001001110000… |
… | …01001110000011111 |
3 | 1110000100001122102200 |
4 | 32010320021300133 |
5 | 221423214330211 |
6 | 10535434022543 |
7 | 1043354463051 |
oct | 160470116037 |
9 | 43010048380 |
10 | 15114214431 |
11 | 6456642008 |
12 | 2b19877a53 |
13 | 156b3c8764 |
14 | a354758d1 |
15 | 5d6d75b56 |
hex | 384e09c1f |
15114214431 has 12 divisors (see below), whose sum is σ = 21882068208. Its totient is φ = 10052869824.
The previous prime is 15114214399. The next prime is 15114214447. The reversal of 15114214431 is 13441241151.
It is a happy number.
15114214431 is a `hidden beast` number, since 1 + 5 + 1 + 14 + 214 + 431 = 666.
It is not a de Polignac number, because 15114214431 - 25 = 15114214399 is a prime.
It is a super-2 number, since 2×151142144312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 15114214395 and 15114214404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15114214831) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1935315 + ... + 1943108.
It is an arithmetic number, because the mean of its divisors is an integer number (1823505684).
Almost surely, 215114214431 is an apocalyptic number.
15114214431 is a deficient number, since it is larger than the sum of its proper divisors (6767853777).
15114214431 is a wasteful number, since it uses less digits than its factorization.
15114214431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3878862 (or 3878859 counting only the distinct ones).
The product of its digits is 1920, while the sum is 27.
Adding to 15114214431 its reverse (13441241151), we get a palindrome (28555455582).
The spelling of 15114214431 in words is "fifteen billion, one hundred fourteen million, two hundred fourteen thousand, four hundred thirty-one".
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