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546687045 = 32512148601
BaseRepresentation
bin100000100101011…
…100100001000101
31102002200120122100
4200211130201011
52104422441140
6130125222313
716355522532
oct4045344105
91362616570
10546687045
11260655083
12133101999
1389350578
1452869d89
1532edb530
hex2095c845

546687045 has 12 divisors (see below), whose sum is σ = 947590956. Its totient is φ = 291566400.

The previous prime is 546687013. The next prime is 546687061. The reversal of 546687045 is 540786645.

546687045 is a `hidden beast` number, since 546 + 68 + 7 + 0 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 314246529 + 232440516 = 17727^2 + 15246^2 .

It is not a de Polignac number, because 546687045 - 25 = 546687013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 12148601 = 546687045 / (5 + 4 + 6 + 6 + 8 + 7 + 0 + 4 + 5).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6074256 + ... + 6074345.

It is an arithmetic number, because the mean of its divisors is an integer number (78965913).

Almost surely, 2546687045 is an apocalyptic number.

It is an amenable number.

546687045 is a deficient number, since it is larger than the sum of its proper divisors (400903911).

546687045 is a wasteful number, since it uses less digits than its factorization.

546687045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12148612 (or 12148609 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The square root of 546687045 is about 23381.3396750486. The cubic root of 546687045 is about 817.6728809808.

The spelling of 546687045 in words is "five hundred forty-six million, six hundred eighty-seven thousand, forty-five".

Divisors: 1 3 5 9 15 45 12148601 36445803 60743005 109337409 182229015 546687045