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52934581 = 720293727
BaseRepresentation
bin1100100111101…
…1011110110101
310200121100121001
43021323132311
5102022401311
65130323301
71211636140
oct311733665
9120540531
1052934581
1127975597
1215889531
13ac7504b
14705d057
1549a94c1
hex327b7b5

52934581 has 8 divisors (see below), whose sum is σ = 60542720. Its totient is φ = 45337968.

The previous prime is 52934579. The next prime is 52934647. The reversal of 52934581 is 18543925.

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 52934581 - 21 = 52934579 is a prime.

It is a super-2 number, since 2×529345812 = 5604139731291122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52934581.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52934501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12340 + ... + 16066.

It is an arithmetic number, because the mean of its divisors is an integer number (7567840).

Almost surely, 252934581 is an apocalyptic number.

It is an amenable number.

52934581 is a deficient number, since it is larger than the sum of its proper divisors (7608139).

52934581 is a wasteful number, since it uses less digits than its factorization.

52934581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5763.

The product of its digits is 43200, while the sum is 37.

The square root of 52934581 is about 7275.6155066084. The cubic root of 52934581 is about 375.4739630753.

The spelling of 52934581 in words is "fifty-two million, nine hundred thirty-four thousand, five hundred eighty-one".

Divisors: 1 7 2029 3727 14203 26089 7562083 52934581