Base | Representation |
---|---|
bin | 10111000101100011… |
… | …11001111111111111 |
3 | 1011222210202101002221 |
4 | 23202301321333333 |
5 | 200341013334111 |
6 | 5405524430211 |
7 | 616102640254 |
oct | 134261717777 |
9 | 34883671087 |
10 | 12394668031 |
11 | 52905155a9 |
12 | 249ab48367 |
13 | 1226b5a1c5 |
14 | 8581d542b |
15 | 4c822e371 |
hex | 2e2c79fff |
12394668031 has 8 divisors (see below), whose sum is σ = 13467891200. Its totient is φ = 11363532120.
The previous prime is 12394668017. The next prime is 12394668071. The reversal of 12394668031 is 13086649321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12394668031 - 213 = 12394659839 is a prime.
It is a super-2 number, since 2×123946680312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12394668001) 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, 10521201 + ... + 10522378.
It is an arithmetic number, because the mean of its divisors is an integer number (1683486400).
Almost surely, 212394668031 is an apocalyptic number.
12394668031 is a deficient number, since it is larger than the sum of its proper divisors (1073223169).
12394668031 is a wasteful number, since it uses less digits than its factorization.
12394668031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21043629.
The product of its (nonzero) digits is 186624, while the sum is 43.
The spelling of 12394668031 in words is "twelve billion, three hundred ninety-four million, six hundred sixty-eight thousand, thirty-one".
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