Base | Representation |
---|---|
bin | 11110001100000… |
… | …00000001011101 |
3 | 122122111110220020 |
4 | 33012000001131 |
5 | 1004311344242 |
6 | 41043342353 |
7 | 6163300242 |
oct | 1706000135 |
9 | 578443806 |
10 | 253231197 |
11 | 11aa4038a |
12 | 709819b9 |
13 | 4060435b |
14 | 258bb5c9 |
15 | 173716ec |
hex | f18005d |
253231197 has 8 divisors (see below), whose sum is σ = 337777920. Its totient is φ = 168752640.
The previous prime is 253231193. The next prime is 253231241. The reversal of 253231197 is 791132352.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 253231197 - 22 = 253231193 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253231193) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7629 + ... + 23762.
It is an arithmetic number, because the mean of its divisors is an integer number (42222240).
Almost surely, 2253231197 is an apocalyptic number.
It is an amenable number.
253231197 is a deficient number, since it is larger than the sum of its proper divisors (84546723).
253231197 is a wasteful number, since it uses less digits than its factorization.
253231197 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34083.
The product of its digits is 11340, while the sum is 33.
The square root of 253231197 is about 15913.2396764455. The cubic root of 253231197 is about 632.6629508237.
The spelling of 253231197 in words is "two hundred fifty-three million, two hundred thirty-one thousand, one hundred ninety-seven".
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