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53048686 = 226524343
BaseRepresentation
bin1100101001011…
…1010101101110
310200211011010011
43022113111232
5102040024221
65133003434
71212622615
oct312272556
9120734104
1053048686
1127a43299
121592357a
13acb4c72
14708c87c
1549cd1e1
hex329756e

53048686 has 4 divisors (see below), whose sum is σ = 79573032. Its totient is φ = 26524342.

The previous prime is 53048669. The next prime is 53048689. The reversal of 53048686 is 68684035.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53048689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13262170 + ... + 13262173.

It is an arithmetic number, because the mean of its divisors is an integer number (19893258).

Almost surely, 253048686 is an apocalyptic number.

53048686 is a deficient number, since it is larger than the sum of its proper divisors (26524346).

53048686 is a wasteful number, since it uses less digits than its factorization.

53048686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26524345.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 53048686 is about 7283.4528899417. The cubic root of 53048686 is about 375.7435581637.

The spelling of 53048686 in words is "fifty-three million, forty-eight thousand, six hundred eighty-six".

Divisors: 1 2 26524343 53048686