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4798620680 = 235717137931
BaseRepresentation
bin1000111100000010…
…10010010000001000
3110101102110012001212
410132001102100020
534311421330210
62112055032252
7226625413520
oct43601222010
913342405055
104798620680
112042772817
12b1b06b688
135b6210829
14337440680
151d1428805
hex11e052408

4798620680 has 32 divisors (see below), whose sum is σ = 12339311040. Its totient is φ = 1645241280.

The previous prime is 4798620679. The next prime is 4798620683. The reversal of 4798620680 is 860268974.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (4798620683) 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, 8568686 + ... + 8569245.

It is an arithmetic number, because the mean of its divisors is an integer number (385603470).

Almost surely, 24798620680 is an apocalyptic number.

4798620680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4798620680 is an abundant number, since it is smaller than the sum of its proper divisors (7540690360).

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

4798620680 is a wasteful number, since it uses less digits than its factorization.

4798620680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17137949 (or 17137945 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 4798620680 is about 69272.0772028672. The cubic root of 4798620680 is about 1686.7037368541.

The spelling of 4798620680 in words is "four billion, seven hundred ninety-eight million, six hundred twenty thousand, six hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 17137931 34275862 68551724 85689655 119965517 137103448 171379310 239931034 342758620 479862068 599827585 685517240 959724136 1199655170 2399310340 4798620680