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57053722611 = 3371034990267
BaseRepresentation
bin110101001000101010…
…101011011111110011
312110021011122101222110
4311020222223133303
51413321223110421
642113215140403
74056562432464
oct651052533763
9173234571873
1057053722611
1122218380276
12b083214703
1354c32355a2
142a93472d6b
15173dc71a76
hexd48aab7f3

57053722611 has 16 divisors (see below), whose sum is σ = 78886156544. Its totient is φ = 36648513504.

The previous prime is 57053722549. The next prime is 57053722619. The reversal of 57053722611 is 11622735075.

It is a happy number.

It is not a de Polignac number, because 57053722611 - 215 = 57053689843 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 57053722611.

It is not an unprimeable number, because it can be changed into a prime (57053722619) 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, 2483701 + ... + 2506566.

It is an arithmetic number, because the mean of its divisors is an integer number (4930384784).

Almost surely, 257053722611 is an apocalyptic number.

57053722611 is a deficient number, since it is larger than the sum of its proper divisors (21832433933).

57053722611 is a wasteful number, since it uses less digits than its factorization.

57053722611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4990410.

The product of its (nonzero) digits is 88200, while the sum is 39.

The spelling of 57053722611 in words is "fifty-seven billion, fifty-three million, seven hundred twenty-two thousand, six hundred eleven".

Divisors: 1 3 37 103 111 309 3811 11433 4990267 14970801 184639879 513997501 553919637 1541992503 19017907537 57053722611