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5725048971 = 31908349657
BaseRepresentation
bin1010101010011110…
…10101000010001011
3112202222200121202210
411111033111002023
543211103031341
62344031400203
7261605053605
oct52517250213
915688617683
105725048971
112478706034
121139383063
1370312b555
143c44ba175
15237925c16
hex1553d508b

5725048971 has 4 divisors (see below), whose sum is σ = 7633398632. Its totient is φ = 3816699312.

The previous prime is 5725048963. The next prime is 5725048999. The reversal of 5725048971 is 1798405275.

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

It is not a de Polignac number, because 5725048971 - 23 = 5725048963 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 5725048971.

It is not an unprimeable number, because it can be changed into a prime (5725048951) 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, 954174826 + ... + 954174831.

It is an arithmetic number, because the mean of its divisors is an integer number (1908349658).

Almost surely, 25725048971 is an apocalyptic number.

5725048971 is a deficient number, since it is larger than the sum of its proper divisors (1908349661).

5725048971 is a wasteful number, since it uses less digits than its factorization.

5725048971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1908349660.

The product of its (nonzero) digits is 705600, while the sum is 48.

The square root of 5725048971 is about 75664.0533608926. The cubic root of 5725048971 is about 1788.9288527121.

The spelling of 5725048971 in words is "five billion, seven hundred twenty-five million, forty-eight thousand, nine hundred seventy-one".

Divisors: 1 3 1908349657 5725048971