Base | Representation |
---|---|
bin | 10100111111100001… |
… | …111110010101000110 |
3 | 2011011220022120020021 |
4 | 110333201332111012 |
5 | 332130410112032 |
6 | 14204405325354 |
7 | 1425402564232 |
oct | 247741762506 |
9 | 64156276207 |
10 | 22540707142 |
11 | 9617706998 |
12 | 4450a0685a |
13 | 2182b8a745 |
14 | 113b8d15c2 |
15 | 8bdd38097 |
hex | 53f87e546 |
22540707142 has 4 divisors (see below), whose sum is σ = 33811060716. Its totient is φ = 11270353570.
The previous prime is 22540707121. The next prime is 22540707149. The reversal of 22540707142 is 24170704522.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×225407071422 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 22540707098 and 22540707107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22540707149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5635176784 + ... + 5635176787.
It is an arithmetic number, because the mean of its divisors is an integer number (8452765179).
Almost surely, 222540707142 is an apocalyptic number.
22540707142 is a deficient number, since it is larger than the sum of its proper divisors (11270353574).
22540707142 is a wasteful number, since it uses less digits than its factorization.
22540707142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11270353573.
The product of its (nonzero) digits is 31360, while the sum is 34.
The spelling of 22540707142 in words is "twenty-two billion, five hundred forty million, seven hundred seven thousand, one hundred forty-two".
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