Search a number
-
+
252412574 = 2442128547
BaseRepresentation
bin11110000101110…
…00001010011110
3122120221212221212
433002320022132
51004104200244
641014024422
76153320501
oct1702701236
9576855855
10252412574
1111a531337
1270648112
13403a886b
1425747138
151725dd9e
hexf0b829e

252412574 has 8 divisors (see below), whose sum is σ = 378717768. Its totient is φ = 126173320.

The previous prime is 252412543. The next prime is 252412609. The reversal of 252412574 is 475214252.

252412574 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×2524125743 (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 252412574.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5432 + ... + 23115.

It is an arithmetic number, because the mean of its divisors is an integer number (47339721).

Almost surely, 2252412574 is an apocalyptic number.

252412574 is a deficient number, since it is larger than the sum of its proper divisors (126305194).

252412574 is a wasteful number, since it uses less digits than its factorization.

252412574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32970.

The product of its digits is 22400, while the sum is 32.

The square root of 252412574 is about 15887.4974114868. The cubic root of 252412574 is about 631.9804762836.

The spelling of 252412574 in words is "two hundred fifty-two million, four hundred twelve thousand, five hundred seventy-four".

Divisors: 1 2 4421 8842 28547 57094 126206287 252412574