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53190834 = 238865139
BaseRepresentation
bin1100101011101…
…0000010110010
310201002101002220
43022322002302
5102104101314
65140021510
71214054214
oct312720262
9121071086
1053190834
1128030074
1215991896
13b034888
1470c85b4
154a0a3a9
hex32ba0b2

53190834 has 8 divisors (see below), whose sum is σ = 106381680. Its totient is φ = 17730276.

The previous prime is 53190791. The next prime is 53190911. The reversal of 53190834 is 43809135.

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

53190834 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 53190795 and 53190804.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4432564 + ... + 4432575.

It is an arithmetic number, because the mean of its divisors is an integer number (13297710).

Almost surely, 253190834 is an apocalyptic number.

53190834 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53190834 is a wasteful number, since it uses less digits than its factorization.

53190834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8865144.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 53190834 is about 7293.2046454217. The cubic root of 53190834 is about 376.0788700176.

Adding to 53190834 its reverse (43809135), we get a palindrome (96999969).

The spelling of 53190834 in words is "fifty-three million, one hundred ninety thousand, eight hundred thirty-four".

Divisors: 1 2 3 6 8865139 17730278 26595417 53190834