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57290006789 = 251337167709
BaseRepresentation
bin110101010110110000…
…000010000100000101
312110212122020212221022
4311112300002010011
51414312220204124
642152455400525
74065462010601
oct652660020405
9173778225838
1057290006789
1122329796054
12b12a383145
135530185002
142ab69bc501
151754896c5e
hexd56c02105

57290006789 has 8 divisors (see below), whose sum is σ = 57536166240. Its totient is φ = 57043990000.

The previous prime is 57290006773. The next prime is 57290006791. The reversal of 57290006789 is 98760009275.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57290006789 - 24 = 57290006773 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 57290006789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57290006759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 812267 + ... + 879975.

It is an arithmetic number, because the mean of its divisors is an integer number (7192020780).

Almost surely, 257290006789 is an apocalyptic number.

It is an amenable number.

57290006789 is a deficient number, since it is larger than the sum of its proper divisors (246159451).

57290006789 is a wasteful number, since it uses less digits than its factorization.

57290006789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71331.

The product of its (nonzero) digits is 1905120, while the sum is 53.

The spelling of 57290006789 in words is "fifty-seven billion, two hundred ninety million, six thousand, seven hundred eighty-nine".

Divisors: 1 251 3371 67709 846121 16994959 228247039 57290006789