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40244958 = 2331357329
BaseRepresentation
bin1001100110000…
…1011011011110
32210201122201000
42121201123132
540300314313
63554331130
7666035145
oct231413336
983648630
1040244958
11207986a6
1211589aa6
1384511b0
1454b875c
1537ee673
hex26616de

40244958 has 32 divisors (see below), whose sum is σ = 96314400. Its totient is φ = 12382848.

The previous prime is 40244923. The next prime is 40244989. The reversal of 40244958 is 85944204.

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, 27963 + ... + 29366.

It is an arithmetic number, because the mean of its divisors is an integer number (3009825).

Almost surely, 240244958 is an apocalyptic number.

40244958 is an abundant number, since it is smaller than the sum of its proper divisors (56069442).

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

40244958 is a wasteful number, since it uses less digits than its factorization.

40244958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57353 (or 57347 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 40244958 is about 6343.8913925130. The cubic root of 40244958 is about 342.6918895590.

The spelling of 40244958 in words is "forty million, two hundred forty-four thousand, nine hundred fifty-eight".

Divisors: 1 2 3 6 9 13 18 26 27 39 54 78 117 234 351 702 57329 114658 171987 343974 515961 745277 1031922 1490554 1547883 2235831 3095766 4471662 6707493 13414986 20122479 40244958