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7690116140 = 225754929401
BaseRepresentation
bin1110010100101110…
…11101110000101100
3201211221022101011022
413022113131300230
5111222132204030
63311025513312
7361365623450
oct71227356054
921757271138
107690116140
113296963093
1215a74a2838
139572945a5
1452d480660
153001d7de5
hex1ca5ddc2c

7690116140 has 24 divisors (see below), whose sum is σ = 18456279072. Its totient is φ = 2636611200.

The previous prime is 7690116139. The next prime is 7690116157. The reversal of 7690116140 is 416110967.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 7690116140.

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, 27464561 + ... + 27464840.

It is an arithmetic number, because the mean of its divisors is an integer number (769011628).

Almost surely, 27690116140 is an apocalyptic number.

7690116140 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

7690116140 is an abundant number, since it is smaller than the sum of its proper divisors (10766162932).

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

7690116140 is a wasteful number, since it uses less digits than its factorization.

7690116140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54929417 (or 54929415 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 7690116140 is about 87693.3072702815. The cubic root of 7690116140 is about 1973.8355483706.

The spelling of 7690116140 in words is "seven billion, six hundred ninety million, one hundred sixteen thousand, one hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 54929401 109858802 219717604 274647005 384505807 549294010 769011614 1098588020 1538023228 1922529035 3845058070 7690116140