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248986038 = 2377975041
BaseRepresentation
bin11101101011100…
…11100110110110
3122100111210122010
432311303212312
51002220023123
640412345050
76112226550
oct1665634666
9570453563
10248986038
11118600994
126b475186
133c779022
14250d44d0
1516cd3993
hexed739b6

248986038 has 32 divisors (see below), whose sum is σ = 576322560. Its totient is φ = 70237440.

The previous prime is 248986027. The next prime is 248986057. The reversal of 248986038 is 830689842.

It is a happy number.

It is a Curzon number.

It is a congruent number.

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, 34203 + ... + 40838.

It is an arithmetic number, because the mean of its divisors is an integer number (18010080).

Almost surely, 2248986038 is an apocalyptic number.

248986038 is an abundant number, since it is smaller than the sum of its proper divisors (327336522).

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

248986038 is a wasteful number, since it uses less digits than its factorization.

248986038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75132.

The product of its (nonzero) digits is 663552, while the sum is 48.

The square root of 248986038 is about 15779.2914289584. The cubic root of 248986038 is about 629.1076962132.

The spelling of 248986038 in words is "two hundred forty-eight million, nine hundred eighty-six thousand, thirty-eight".

Divisors: 1 2 3 6 7 14 21 42 79 158 237 474 553 1106 1659 3318 75041 150082 225123 450246 525287 1050574 1575861 3151722 5928239 11856478 17784717 35569434 41497673 82995346 124493019 248986038