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248925512 = 23114216719
BaseRepresentation
bin11101101011001…
…00110101001000
3122100101201121102
432311210311020
51002211104022
640411200532
76111555233
oct1665446510
9570351542
10248925512
1111856a470
126b446148
133c757604
14250ba41a
1516cc0a92
hexed64d48

248925512 has 32 divisors (see below), whose sum is σ = 510451200. Its totient is φ = 112862400.

The previous prime is 248925491. The next prime is 248925563. The reversal of 248925512 is 215529842.

248925512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33689 + ... + 40407.

It is an arithmetic number, because the mean of its divisors is an integer number (15951600).

Almost surely, 2248925512 is an apocalyptic number.

248925512 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

248925512 is an abundant number, since it is smaller than the sum of its proper divisors (261525688).

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

248925512 is a wasteful number, since it uses less digits than its factorization.

248925512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7157 (or 7153 counting only the distinct ones).

The product of its digits is 57600, while the sum is 38.

The square root of 248925512 is about 15777.3734189186. The cubic root of 248925512 is about 629.0567154988.

The spelling of 248925512 in words is "two hundred forty-eight million, nine hundred twenty-five thousand, five hundred twelve".

Divisors: 1 2 4 8 11 22 44 88 421 842 1684 3368 4631 6719 9262 13438 18524 26876 37048 53752 73909 147818 295636 591272 2828699 5657398 11314796 22629592 31115689 62231378 124462756 248925512