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57060043 = 103553981
BaseRepresentation
bin1101100110101…
…0101011001011
310222100221122221
43121222223023
5104101410133
65354554511
71262000545
oct331525313
9128327587
1057060043
112a233067
1217138a37
13ba8aa51
147814695
155021a2d
hex366aacb

57060043 has 4 divisors (see below), whose sum is σ = 57614128. Its totient is φ = 56505960.

The previous prime is 57060001. The next prime is 57060053. The reversal of 57060043 is 34006075.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-57060043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57060053) 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, 276888 + ... + 277093.

It is an arithmetic number, because the mean of its divisors is an integer number (14403532).

Almost surely, 257060043 is an apocalyptic number.

57060043 is a deficient number, since it is larger than the sum of its proper divisors (554085).

57060043 is a wasteful number, since it uses less digits than its factorization.

57060043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554084.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 57060043 is about 7553.8098334549. The cubic root of 57060043 is about 384.9851976093.

The spelling of 57060043 in words is "fifty-seven million, sixty thousand, forty-three".

Divisors: 1 103 553981 57060043