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52754237 = 68377239
BaseRepresentation
bin1100100100111…
…1011100111101
310200021012012122
43021033130331
5102001113422
65122412325
71210255304
oct311173475
9120235178
1052754237
1127862048
12158010a5
13ac10c33
14701343b
154970d42
hex324f73d

52754237 has 4 divisors (see below), whose sum is σ = 52832160. Its totient is φ = 52676316.

The previous prime is 52754209. The next prime is 52754243. The reversal of 52754237 is 73245725.

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 52754237 - 26 = 52754173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52754197 and 52754206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52754297) 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, 37937 + ... + 39302.

It is an arithmetic number, because the mean of its divisors is an integer number (13208040).

Almost surely, 252754237 is an apocalyptic number.

It is an amenable number.

52754237 is a deficient number, since it is larger than the sum of its proper divisors (77923).

52754237 is an equidigital number, since it uses as much as digits as its factorization.

52754237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77922.

The product of its digits is 58800, while the sum is 35.

The square root of 52754237 is about 7263.2112044192. The cubic root of 52754237 is about 375.0470743867.

The spelling of 52754237 in words is "fifty-two million, seven hundred fifty-four thousand, two hundred thirty-seven".

Divisors: 1 683 77239 52754237