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470550493 = 71091494139
BaseRepresentation
bin11100000011000…
…000011111011101
31012210102102221001
4130003000133131
51430430103433
6114405310301
714442420220
oct3403003735
91183372831
10470550493
11221682606
12111705391
137664385a
14466cb5b7
152b49c57d
hex1c0c07dd

470550493 has 16 divisors (see below), whose sum is σ = 546480000. Its totient is φ = 396850752.

The previous prime is 470550461. The next prime is 470550503. The reversal of 470550493 is 394055074.

It is a cyclic number.

It is not a de Polignac number, because 470550493 - 25 = 470550461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470550893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111618 + ... + 115756.

It is an arithmetic number, because the mean of its divisors is an integer number (34155000).

Almost surely, 2470550493 is an apocalyptic number.

It is an amenable number.

470550493 is a deficient number, since it is larger than the sum of its proper divisors (75929507).

470550493 is a wasteful number, since it uses less digits than its factorization.

470550493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4404.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 470550493 is about 21692.1758475262. The cubic root of 470550493 is about 777.8014425128.

The spelling of 470550493 in words is "four hundred seventy million, five hundred fifty thousand, four hundred ninety-three".

Divisors: 1 7 109 149 763 1043 4139 16241 28973 113687 451151 616711 3158057 4316977 67221499 470550493