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52929259 = 431230913
BaseRepresentation
bin1100100111101…
…0001011101011
310200121002021221
43021322023223
5102022214014
65130242511
71211614465
oct311721353
9120532257
1052929259
1127971599
1215886437
13ac727b6
14705b135
1549a7b24
hex327a2eb

52929259 has 4 divisors (see below), whose sum is σ = 54160216. Its totient is φ = 51698304.

The previous prime is 52929257. The next prime is 52929323. The reversal of 52929259 is 95292925.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52929259 - 21 = 52929257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43), and also a Moran number because the ratio is a prime number: 1230913 = 52929259 / (5 + 2 + 9 + 2 + 9 + 2 + 5 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52929251) 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, 615414 + ... + 615499.

It is an arithmetic number, because the mean of its divisors is an integer number (13540054).

Almost surely, 252929259 is an apocalyptic number.

52929259 is a deficient number, since it is larger than the sum of its proper divisors (1230957).

52929259 is a wasteful number, since it uses less digits than its factorization.

52929259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230956.

The product of its digits is 145800, while the sum is 43.

The square root of 52929259 is about 7275.2497551630. The cubic root of 52929259 is about 375.4613793707.

The spelling of 52929259 in words is "fifty-two million, nine hundred twenty-nine thousand, two hundred fifty-nine".

Divisors: 1 43 1230913 52929259