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249052000 = 25531929113
BaseRepresentation
bin11101101100000…
…11101101100000
3122100122011010011
432312003231200
51002224131000
640414014304
76112623061
oct1666035540
9570564104
10249052000
111186464aa
126b4a7394
133c7a0062
1425110568
1516ce82ba
hexed83b60

249052000 has 192 divisors, whose sum is σ = 672235200. Its totient is φ = 90316800.

The previous prime is 249051997. The next prime is 249052007. The reversal of 249052000 is 250942.

It is a happy number.

249052000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249052007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2203944 + ... + 2204056.

It is an arithmetic number, because the mean of its divisors is an integer number (3501225).

Almost surely, 2249052000 is an apocalyptic number.

249052000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 249052000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (336117600).

249052000 is an abundant number, since it is smaller than the sum of its proper divisors (423183200).

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

249052000 is a wasteful number, since it uses less digits than its factorization.

249052000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 249052000 is about 15781.3814350962. The cubic root of 249052000 is about 629.1632462328.

The spelling of 249052000 in words is "two hundred forty-nine million, fifty-two thousand".