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1757050053 = 31153243941
BaseRepresentation
bin110100010111010…
…0111010011000101
311112110012101112220
41220232213103011
512044301100203
6450203402553
761353451623
oct15056472305
94473171486
101757050053
11821899790
12410523459
132200328b5
141294d6513
15a43c2653
hex68ba74c5

1757050053 has 8 divisors (see below), whose sum is σ = 2555709216. Its totient is φ = 1064878800.

The previous prime is 1757050051. The next prime is 1757050073. The reversal of 1757050053 is 3500507571.

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

It is not a de Polignac number, because 1757050053 - 21 = 1757050051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 53243941 = 1757050053 / (1 + 7 + 5 + 7 + 0 + 5 + 0 + 0 + 5 + 3).

It is a junction number, because it is equal to n+sod(n) for n = 1757049996 and 1757050023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1757050051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26621938 + ... + 26622003.

It is an arithmetic number, because the mean of its divisors is an integer number (319463652).

Almost surely, 21757050053 is an apocalyptic number.

It is an amenable number.

1757050053 is a deficient number, since it is larger than the sum of its proper divisors (798659163).

1757050053 is a wasteful number, since it uses less digits than its factorization.

1757050053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53243955.

The product of its (nonzero) digits is 18375, while the sum is 33.

The square root of 1757050053 is about 41917.1808808751. The cubic root of 1757050053 is about 1206.6872143854.

The spelling of 1757050053 in words is "one billion, seven hundred fifty-seven million, fifty thousand, fifty-three".

Divisors: 1 3 11 33 53243941 159731823 585683351 1757050053