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52523193 = 360129131
BaseRepresentation
bin1100100001011…
…1000010111001
310122211110021110
43020113002321
5101421220233
65113430533
71205303562
oct310270271
9118743243
1052523193
11277144a8
121570b449
13ab5ca18
146d93169
154927663
hex32170b9

52523193 has 8 divisors (see below), whose sum is σ = 70149856. Its totient is φ = 34956000.

The previous prime is 52523189. The next prime is 52523203. The reversal of 52523193 is 39132525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52523193 - 22 = 52523189 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52523193.

It is not an unprimeable number, because it can be changed into a prime (52523143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12763 + ... + 16368.

It is an arithmetic number, because the mean of its divisors is an integer number (8768732).

Almost surely, 252523193 is an apocalyptic number.

It is an amenable number.

52523193 is a deficient number, since it is larger than the sum of its proper divisors (17626663).

52523193 is a wasteful number, since it uses less digits than its factorization.

52523193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29735.

The product of its digits is 8100, while the sum is 30.

The square root of 52523193 is about 7247.2886654252. The cubic root of 52523193 is about 374.4987507408.

The spelling of 52523193 in words is "fifty-two million, five hundred twenty-three thousand, one hundred ninety-three".

Divisors: 1 3 601 1803 29131 87393 17507731 52523193