Search a number
-
+
253101371 = 463754583
BaseRepresentation
bin11110001011000…
…00010100111011
3122122020212210212
433011200110323
51004243220441
641040501335
76162216605
oct1705402473
9578225725
10253101371
1111a961896
127091a84b
134058a233
1425886175
1517347eeb
hexf16053b

253101371 has 4 divisors (see below), whose sum is σ = 253160592. Its totient is φ = 253042152.

The previous prime is 253101367. The next prime is 253101377. The reversal of 253101371 is 173101352.

253101371 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 253101371 - 22 = 253101367 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253101377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22655 + ... + 31928.

It is an arithmetic number, because the mean of its divisors is an integer number (63290148).

Almost surely, 2253101371 is an apocalyptic number.

253101371 is a deficient number, since it is larger than the sum of its proper divisors (59221).

253101371 is an equidigital number, since it uses as much as digits as its factorization.

253101371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59220.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 253101371 is about 15909.1599715384. The cubic root of 253101371 is about 632.5548149362.

The spelling of 253101371 in words is "two hundred fifty-three million, one hundred one thousand, three hundred seventy-one".

Divisors: 1 4637 54583 253101371