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52385610 = 2354340609
BaseRepresentation
bin1100011111010…
…1011101001010
310122120110112210
43013311131022
5101402314420
65110445550
71204161504
oct307653512
9118513483
1052385610
11276300a2
12156638b6
13ab12204
146d58d74
1548eb9e0
hex31f574a

52385610 has 32 divisors (see below), whose sum is σ = 128652480. Its totient is φ = 13644288.

The previous prime is 52385609. The next prime is 52385633. The reversal of 52385610 is 1658325.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19015 + ... + 21594.

It is an arithmetic number, because the mean of its divisors is an integer number (4020390).

Almost surely, 252385610 is an apocalyptic number.

52385610 is an abundant number, since it is smaller than the sum of its proper divisors (76266870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52385610 is a wasteful number, since it uses less digits than its factorization.

52385610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40662.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 52385610 is about 7237.7904086814. The cubic root of 52385610 is about 374.1714685543.

The spelling of 52385610 in words is "fifty-two million, three hundred eighty-five thousand, six hundred ten".

Divisors: 1 2 3 5 6 10 15 30 43 86 129 215 258 430 645 1290 40609 81218 121827 203045 243654 406090 609135 1218270 1746187 3492374 5238561 8730935 10477122 17461870 26192805 52385610