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8464165480 = 235211604137
BaseRepresentation
bin1111110001000000…
…01110101001101000
3210211212211011020101
413320200032221220
5114313311243410
63515520235144
7416515135201
oct77040165150
923755734211
108464165480
113653889891
12178276bab4
13a4b75c654
145a41b25a8
15348135d3a
hex1f880ea68

8464165480 has 16 divisors (see below), whose sum is σ = 19044372420. Its totient is φ = 3385666176.

The previous prime is 8464165441. The next prime is 8464165483. The reversal of 8464165480 is 845614648.

It can be written as a sum of positive squares in 2 ways, for example, as 7563085156 + 901080324 = 86966^2 + 30018^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8464165480.

It is not an unprimeable number, because it can be changed into a prime (8464165483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105802029 + ... + 105802108.

Almost surely, 28464165480 is an apocalyptic number.

It is an amenable number.

8464165480 is an abundant number, since it is smaller than the sum of its proper divisors (10580206940).

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

8464165480 is a wasteful number, since it uses less digits than its factorization.

8464165480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211604148 (or 211604144 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 46.

The square root of 8464165480 is about 92000.8993434303. The cubic root of 8464165480 is about 2037.9555867324.

The spelling of 8464165480 in words is "eight billion, four hundred sixty-four million, one hundred sixty-five thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 211604137 423208274 846416548 1058020685 1692833096 2116041370 4232082740 8464165480