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250164490 = 2583301403
BaseRepresentation
bin11101110100100…
…11010100001010
3122102201200011111
432322103110022
51003020230430
640453520534
76125235352
oct1672232412
9572650144
10250164490
11119236314
126b94314a
133ca9c534
142531db62
1516e67c2a
hexee9350a

250164490 has 16 divisors (see below), whose sum is σ = 455722848. Its totient is φ = 98859856.

The previous prime is 250164479. The next prime is 250164529. The reversal of 250164490 is 94461052.

250164490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 149872 + ... + 151531.

It is an arithmetic number, because the mean of its divisors is an integer number (28482678).

Almost surely, 2250164490 is an apocalyptic number.

250164490 is a deficient number, since it is larger than the sum of its proper divisors (205558358).

250164490 is a wasteful number, since it uses less digits than its factorization.

250164490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301493.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 250164490 is about 15816.5890760303. The cubic root of 250164490 is about 630.0986575989.

The spelling of 250164490 in words is "two hundred fifty million, one hundred sixty-four thousand, four hundred ninety".

Divisors: 1 2 5 10 83 166 415 830 301403 602806 1507015 3014030 25016449 50032898 125082245 250164490