Search a number
-
+
250225024 = 277279269
BaseRepresentation
bin11101110101000…
…10000110000000
3122102211202012111
432322202012000
51003024200044
640455105104
76125610010
oct1672420600
9572752174
10250225024
11119277845
126b972194
133cac0c5a
1425337c40
1516e7ab34
hexeea2180

250225024 has 32 divisors (see below), whose sum is σ = 569710800. Its totient is φ = 107238912.

The previous prime is 250224979. The next prime is 250225037. The reversal of 250225024 is 420522052.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×2502250242 = 125225125271601152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 250224986 and 250225004.

It is a congruent number.

It is an unprimeable number.

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, 138739 + ... + 140530.

Almost surely, 2250225024 is an apocalyptic number.

It is an amenable number.

250225024 is an abundant number, since it is smaller than the sum of its proper divisors (319485776).

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

250225024 is an equidigital number, since it uses as much as digits as its factorization.

250225024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279290 (or 279278 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 250225024 is about 15818.5025839995. The cubic root of 250225024 is about 630.1494765835.

Adding to 250225024 its reverse (420522052), we get a palindrome (670747076).

The spelling of 250225024 in words is "two hundred fifty million, two hundred twenty-five thousand, twenty-four".

Divisors: 1 2 4 7 8 14 16 28 32 56 64 112 128 224 448 896 279269 558538 1117076 1954883 2234152 3909766 4468304 7819532 8936608 15639064 17873216 31278128 35746432 62556256 125112512 250225024