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40740060 = 22354116561
BaseRepresentation
bin1001101101101…
…0010011011100
32211122210212010
42123122103130
540412140220
64013111220
71003166454
oct233322334
984583763
1040740060
1120aa6679
1211788510
13859565a
1455a6d64
15389b1e0
hex26da4dc

40740060 has 48 divisors (see below), whose sum is σ = 116861472. Its totient is φ = 10598400.

The previous prime is 40740043. The next prime is 40740113. The reversal of 40740060 is 6004704.

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, 5821 + ... + 10740.

It is an arithmetic number, because the mean of its divisors is an integer number (2434614).

Almost surely, 240740060 is an apocalyptic number.

It is an amenable number.

40740060 is an abundant number, since it is smaller than the sum of its proper divisors (76121412).

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

40740060 is a wasteful number, since it uses less digits than its factorization.

40740060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16614 (or 16612 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 40740060 is about 6382.7940590309. The cubic root of 40740060 is about 344.0914553123.

Adding to 40740060 its reverse (6004704), we get a palindrome (46744764).

The spelling of 40740060 in words is "forty million, seven hundred forty thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 41 60 82 123 164 205 246 410 492 615 820 1230 2460 16561 33122 49683 66244 82805 99366 165610 198732 248415 331220 496830 679001 993660 1358002 2037003 2716004 3395005 4074006 6790010 8148012 10185015 13580020 20370030 40740060