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250673061 = 31916212713
BaseRepresentation
bin11101111000011…
…11011110100101
3122110200111210110
432330033132211
51003133014221
640512443233
76132454152
oct1674173645
9573614713
10250673061
11119553421
126bb49519
133cc19b72
1425413229
1517018776
hexef0f7a5

250673061 has 16 divisors (see below), whose sum is σ = 352168640. Its totient is φ = 158163840.

The previous prime is 250673047. The next prime is 250673081. The reversal of 250673061 is 160376052.

It is not a de Polignac number, because 250673061 - 25 = 250673029 is a prime.

It is a super-2 number, since 2×2506730612 = 125673967022219442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250673081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91041 + ... + 93753.

It is an arithmetic number, because the mean of its divisors is an integer number (22010540).

Almost surely, 2250673061 is an apocalyptic number.

It is an amenable number.

250673061 is a deficient number, since it is larger than the sum of its proper divisors (101495579).

250673061 is a wasteful number, since it uses less digits than its factorization.

250673061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4356.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 250673061 is about 15832.6580522665. The cubic root of 250673061 is about 630.5253541788.

The spelling of 250673061 in words is "two hundred fifty million, six hundred seventy-three thousand, sixty-one".

Divisors: 1 3 19 57 1621 2713 4863 8139 30799 51547 92397 154641 4397773 13193319 83557687 250673061