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916742020090 = 25137051861693
BaseRepresentation
bin11010101011100100001…
…01010001101111111010
310020122021022211211020111
431111302011101233322
5110004441424120330
61541051231014534
7123142502412511
oct15256205215772
93218238754214
10916742020090
11323873a75336
1212980706a44a
13685aa1a4880
1432528b0d678
1518ca724532a
hexd572151bfa

916742020090 has 16 divisors (see below), whose sum is σ = 1777069146888. Its totient is φ = 338489361216.

The previous prime is 916742019971. The next prime is 916742020217. The reversal of 916742020090 is 90020247619.

It can be written as a sum of positive squares in 4 ways, for example, as 591510195409 + 325231824681 = 769097^2 + 570291^2 .

It is a super-3 number, since 3×9167420200903 (a number of 37 digits) contains 333 as substring.

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, 3525930717 + ... + 3525930976.

Almost surely, 2916742020090 is an apocalyptic number.

916742020090 is a deficient number, since it is larger than the sum of its proper divisors (860327126798).

916742020090 is a wasteful number, since it uses less digits than its factorization.

916742020090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7051861713.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 916742020090 in words is "nine hundred sixteen billion, seven hundred forty-two million, twenty thousand, ninety".

Divisors: 1 2 5 10 13 26 65 130 7051861693 14103723386 35259308465 70518616930 91674202009 183348404018 458371010045 916742020090