Search a number
-
+
250253160 = 23353735591
BaseRepresentation
bin11101110101010…
…00111101101000
3122102220011210120
432322220331220
51003031100120
640455443240
76126055023
oct1672507550
9572804716
10250253160
111192969a3
126b986520
133cb009c1
14253441ba
1516e84140
hexeea8f68

250253160 has 64 divisors (see below), whose sum is σ = 752906880. Its totient is φ = 66543360.

The previous prime is 250253149. The next prime is 250253183. The reversal of 250253160 is 61352052.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 250253160.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41965 + ... + 47555.

It is an arithmetic number, because the mean of its divisors is an integer number (11764170).

Almost surely, 2250253160 is an apocalyptic number.

250253160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

250253160 is an abundant number, since it is smaller than the sum of its proper divisors (502653720).

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

250253160 is a wasteful number, since it uses less digits than its factorization.

250253160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5978 (or 5974 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 250253160 is about 15819.3918972886. The cubic root of 250253160 is about 630.1730942868.

The spelling of 250253160 in words is "two hundred fifty million, two hundred fifty-three thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 373 746 1119 1492 1865 2238 2984 3730 4476 5591 5595 7460 8952 11182 11190 14920 16773 22364 22380 27955 33546 44728 44760 55910 67092 83865 111820 134184 167730 223640 335460 670920 2085443 4170886 6256329 8341772 10427215 12512658 16683544 20854430 25025316 31281645 41708860 50050632 62563290 83417720 125126580 250253160