Search a number
-
+
10252842 = 231708807
BaseRepresentation
bin100111000111…
…001000101010
3201021220020220
4213013020222
510111042332
61003430510
7153101445
oct47071052
921256226
1010252842
115873126
123525436
13217c992
14150c65c
15d77d2c
hex9c722a

10252842 has 8 divisors (see below), whose sum is σ = 20505696. Its totient is φ = 3417612.

The previous prime is 10252841. The next prime is 10252859. The reversal of 10252842 is 24825201.

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

10252842 is an admirable number.

It is a super-3 number, since 3×102528423 (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (10252841) 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 3 ways as a sum of consecutive naturals, for example, 854398 + ... + 854409.

It is an arithmetic number, because the mean of its divisors is an integer number (2563212).

Almost surely, 210252842 is an apocalyptic number.

10252842 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10252842 is a wasteful number, since it uses less digits than its factorization.

10252842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1708812.

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 10252842 is about 3202.0059337859. The cubic root of 10252842 is about 217.2441488826.

The spelling of 10252842 in words is "ten million, two hundred fifty-two thousand, eight hundred forty-two".

Divisors: 1 2 3 6 1708807 3417614 5126421 10252842