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53842137 = 3142712577
BaseRepresentation
bin1100110101100…
…1000011011001
310202022110112020
43031121003121
5102240422022
65202005053
71222436106
oct315310331
9122273466
1053842137
1128435438
1216046789
13b20216b
147217aad
154ad835c
hex33590d9

53842137 has 8 divisors (see below), whose sum is σ = 71845536. Its totient is φ = 35866752.

The previous prime is 53842123. The next prime is 53842147. The reversal of 53842137 is 73124835.

53842137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 53842137 - 24 = 53842121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53842098 and 53842107.

It is not an unprimeable number, because it can be changed into a prime (53842147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2008 + ... + 10569.

It is an arithmetic number, because the mean of its divisors is an integer number (8980692).

Almost surely, 253842137 is an apocalyptic number.

It is an amenable number.

53842137 is a deficient number, since it is larger than the sum of its proper divisors (18003399).

53842137 is a wasteful number, since it uses less digits than its factorization.

53842137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14007.

The product of its digits is 20160, while the sum is 33.

The square root of 53842137 is about 7337.7201500194. The cubic root of 53842137 is about 377.6076315466.

The spelling of 53842137 in words is "fifty-three million, eight hundred forty-two thousand, one hundred thirty-seven".

Divisors: 1 3 1427 4281 12577 37731 17947379 53842137