Base | Representation |
---|---|
bin | 10100111110111110… |
… | …011111010101100001 |
3 | 2011011020210222022011 |
4 | 110332332133111201 |
5 | 332121014431103 |
6 | 14203434112521 |
7 | 1425230532565 |
oct | 247676372541 |
9 | 64136728264 |
10 | 22531405153 |
11 | 96124331a4 |
12 | 444987b741 |
13 | 2180c817ca |
14 | 113a58d6a5 |
15 | 8bd0ebd6d |
hex | 53ef9f561 |
22531405153 has 32 divisors (see below), whose sum is σ = 24321982464. Its totient is φ = 20822199552.
The previous prime is 22531405067. The next prime is 22531405177. The reversal of 22531405153 is 35150413522.
It is not a de Polignac number, because 22531405153 - 213 = 22531396961 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22531405453) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46265476 + ... + 46265962.
It is an arithmetic number, because the mean of its divisors is an integer number (760061952).
Almost surely, 222531405153 is an apocalyptic number.
22531405153 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
22531405153 is a deficient number, since it is larger than the sum of its proper divisors (1790577311).
22531405153 is a wasteful number, since it uses less digits than its factorization.
22531405153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1021.
The product of its (nonzero) digits is 18000, while the sum is 31.
Adding to 22531405153 its reverse (35150413522), we get a palindrome (57681818675).
The spelling of 22531405153 in words is "twenty-two billion, five hundred thirty-one million, four hundred five thousand, one hundred fifty-three".
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