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253126141 = 1723792311
BaseRepresentation
bin11110001011001…
…10010111111101
3122122022010210021
433011212113331
51004300014031
641041212141
76162352042
oct1705462775
9578263707
10253126141
1111a979464
1270931051
13405985a8
14258911c9
1517350511
hexf1665fd

253126141 has 12 divisors (see below), whose sum is σ = 269717920. Its totient is φ = 237504960.

The previous prime is 253126121. The next prime is 253126187. The reversal of 253126141 is 141621352.

It is a happy number.

It is not a de Polignac number, because 253126141 - 29 = 253125629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253126121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108376 + ... + 110686.

Almost surely, 2253126141 is an apocalyptic number.

It is an amenable number.

253126141 is a deficient number, since it is larger than the sum of its proper divisors (16591779).

253126141 is a wasteful number, since it uses less digits than its factorization.

253126141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2724 (or 2707 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 253126141 is about 15909.9384348275. The cubic root of 253126141 is about 632.5754494506.

Adding to 253126141 its reverse (141621352), we get a palindrome (394747493).

The spelling of 253126141 in words is "two hundred fifty-three million, one hundred twenty-six thousand, one hundred forty-one".

Divisors: 1 17 289 379 2311 6443 39287 109531 667879 875869 14889773 253126141