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52729415 = 516763149
BaseRepresentation
bin1100100100100…
…1011001000111
310200012221011022
43021021121013
5101444320130
65122101355
71210123034
oct311113107
9120187138
1052729415
1127845432
12157aa85b
13ac0284b
14700838b
1549687e5
hex3249647

52729415 has 8 divisors (see below), whose sum is σ = 63655200. Its totient is φ = 41930272.

The previous prime is 52729381. The next prime is 52729423. The reversal of 52729415 is 51492725.

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 52729415 - 210 = 52728391 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30740 + ... + 32409.

It is an arithmetic number, because the mean of its divisors is an integer number (7956900).

Almost surely, 252729415 is an apocalyptic number.

52729415 is a deficient number, since it is larger than the sum of its proper divisors (10925785).

52729415 is a wasteful number, since it uses less digits than its factorization.

52729415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63321.

The product of its digits is 25200, while the sum is 35.

The square root of 52729415 is about 7261.5022550434. The cubic root of 52729415 is about 374.9882425943.

The spelling of 52729415 in words is "fifty-two million, seven hundred twenty-nine thousand, four hundred fifteen".

Divisors: 1 5 167 835 63149 315745 10545883 52729415