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40744130754 = 2329234161671
BaseRepresentation
bin100101111100100010…
…100001100011000010
310220011112021021222210
4211330202201203002
51131420444141004
630415000042550
72641451253135
oct457442414302
9126145237883
1040744130754
1116308aaa538
127a91163456
133ac42a3712
141d8735221c
1510d6ec5089
hex97c8a18c2

40744130754 has 16 divisors (see below), whose sum is σ = 84298201920. Its totient is φ = 13113053520.

The previous prime is 40744130747. The next prime is 40744130759. The reversal of 40744130754 is 45703144704.

It is a super-4 number, since 4×407441307544 (a number of 44 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (40744130759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117080662 + ... + 117081009.

It is an arithmetic number, because the mean of its divisors is an integer number (5268637620).

Almost surely, 240744130754 is an apocalyptic number.

40744130754 is an abundant number, since it is smaller than the sum of its proper divisors (43554071166).

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

40744130754 is a wasteful number, since it uses less digits than its factorization.

40744130754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234161705.

The product of its (nonzero) digits is 188160, while the sum is 39.

The spelling of 40744130754 in words is "forty billion, seven hundred forty-four million, one hundred thirty thousand, seven hundred fifty-four".

Divisors: 1 2 3 6 29 58 87 174 234161671 468323342 702485013 1404970026 6790688459 13581376918 20372065377 40744130754