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163126153 = 192451873
BaseRepresentation
bin10011011100100…
…01101110001001
3102100221200000101
421232101232021
5313230014103
624104205401
74020356311
oct1156215611
9370850011
10163126153
1184098103
1246769861
1327a46668
1417944441
15e4c3a1d
hex9b91b89

163126153 has 6 divisors (see below), whose sum is σ = 172163994. Its totient is φ = 154540224.

The previous prime is 163126151. The next prime is 163126157. The reversal of 163126153 is 351621361.

163126153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 163021824 + 104329 = 12768^2 + 323^2 .

It is not a de Polignac number, because 163126153 - 21 = 163126151 is a prime.

It is a super-2 number, since 2×1631261532 = 53220283585158818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163126151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 225576 + ... + 226297.

It is an arithmetic number, because the mean of its divisors is an integer number (28693999).

Almost surely, 2163126153 is an apocalyptic number.

It is an amenable number.

163126153 is a deficient number, since it is larger than the sum of its proper divisors (9037841).

163126153 is an equidigital number, since it uses as much as digits as its factorization.

163126153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451911 (or 451892 counting only the distinct ones).

The product of its digits is 3240, while the sum is 28.

The square root of 163126153 is about 12772.0849120259. The cubic root of 163126153 is about 546.3964446680.

The spelling of 163126153 in words is "one hundred sixty-three million, one hundred twenty-six thousand, one hundred fifty-three".

Divisors: 1 19 361 451873 8585587 163126153