Search a number
-
+
53056238 = 243616933
BaseRepresentation
bin1100101001100…
…1001011101110
310200211112110212
43022121023232
5102040244423
65133102422
71212653624
oct312311356
9120745425
1053056238
1127a48a34
1215927a12
13acb8531
147091514
1549d0578
hex32992ee

53056238 has 8 divisors (see below), whose sum is σ = 81435288. Its totient is φ = 25911144.

The previous prime is 53056231. The next prime is 53056259. The reversal of 53056238 is 83265035.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53056231) 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, 308381 + ... + 308552.

It is an arithmetic number, because the mean of its divisors is an integer number (10179411).

Almost surely, 253056238 is an apocalyptic number.

53056238 is a deficient number, since it is larger than the sum of its proper divisors (28379050).

53056238 is a wasteful number, since it uses less digits than its factorization.

53056238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616978.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 53056238 is about 7283.9713069177. The cubic root of 53056238 is about 375.7613875762.

The spelling of 53056238 in words is "fifty-three million, fifty-six thousand, two hundred thirty-eight".

Divisors: 1 2 43 86 616933 1233866 26528119 53056238