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52818929 = 471123807
BaseRepresentation
bin1100100101111…
…1001111110001
310200101110221122
43021133033301
5102010201204
65124032025
71210645022
oct311371761
9120343848
1052818929
11278a6709
1215832615
13ac34507
14702cc49
1549850be
hex325f3f1

52818929 has 4 divisors (see below), whose sum is σ = 53942784. Its totient is φ = 51695076.

The previous prime is 52818923. The next prime is 52818967. The reversal of 52818929 is 92981825.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52818929 - 28 = 52818673 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 52818929.

It is not an unprimeable number, because it can be changed into a prime (52818923) 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, 561857 + ... + 561950.

It is an arithmetic number, because the mean of its divisors is an integer number (13485696).

Almost surely, 252818929 is an apocalyptic number.

It is an amenable number.

52818929 is a deficient number, since it is larger than the sum of its proper divisors (1123855).

52818929 is a wasteful number, since it uses less digits than its factorization.

52818929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123854.

The product of its digits is 103680, while the sum is 44.

The square root of 52818929 is about 7267.6632420607. The cubic root of 52818929 is about 375.2003172719.

The spelling of 52818929 in words is "fifty-two million, eight hundred eighteen thousand, nine hundred twenty-nine".

Divisors: 1 47 1123807 52818929