Base | Representation |
---|---|
bin | 11001000000000001… |
… | …11100111100011111 |
3 | 1021122101220101101220 |
4 | 30200000330330133 |
5 | 204442014204211 |
6 | 10055504304423 |
7 | 653416210506 |
oct | 144000747437 |
9 | 37571811356 |
10 | 13422022431 |
11 | 5768422124 |
12 | 2727012113 |
13 | 135b95410c |
14 | 91482383d |
15 | 538515806 |
hex | 32003cf1f |
13422022431 has 16 divisors (see below), whose sum is σ = 18654040704. Its totient is φ = 8576229024.
The previous prime is 13422022429. The next prime is 13422022487.
It is a happy number.
13422022431 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 13422022431 - 21 = 13422022429 is a prime.
It is a super-2 number, since 2×134220224312 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13422022231) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 894945 + ... + 909818.
It is an arithmetic number, because the mean of its divisors is an integer number (1165877544).
Almost surely, 213422022431 is an apocalyptic number.
13422022431 is a deficient number, since it is larger than the sum of its proper divisors (5232018273).
13422022431 is a wasteful number, since it uses less digits than its factorization.
13422022431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1804870.
The product of its (nonzero) digits is 2304, while the sum is 24.
It can be divided in two parts, 134220 and 22431, that added together give a palindrome (156651).
The spelling of 13422022431 in words is "thirteen billion, four hundred twenty-two million, twenty-two thousand, four hundred thirty-one".
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