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52500049 = 741182927
BaseRepresentation
bin1100100001000…
…1011001010001
310122210021112021
43020101121101
5101420000144
65113131441
71205146240
oct310213121
9118707467
1052500049
11276a9078
12156b9b81
13ab52324
146d88957
154920884
hex3211651

52500049 has 8 divisors (see below), whose sum is σ = 61463808. Its totient is φ = 43902240.

The previous prime is 52500047. The next prime is 52500079. The reversal of 52500049 is 94000525.

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 52500049 - 21 = 52500047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52499996 and 52500032.

It is not an unprimeable number, because it can be changed into a prime (52500047) 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, 91177 + ... + 91750.

It is an arithmetic number, because the mean of its divisors is an integer number (7682976).

Almost surely, 252500049 is an apocalyptic number.

It is an amenable number.

52500049 is a deficient number, since it is larger than the sum of its proper divisors (8963759).

52500049 is a wasteful number, since it uses less digits than its factorization.

52500049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182975.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 52500049 is about 7245.6917544152. The cubic root of 52500049 is about 374.4437358545.

The spelling of 52500049 in words is "fifty-two million, five hundred thousand, forty-nine".

Divisors: 1 7 41 287 182927 1280489 7500007 52500049