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52150054 = 2112370457
BaseRepresentation
bin1100011011101…
…1111100100110
310122010111102111
43012323330212
5101322300204
65101431234
71202160655
oct306737446
9118114374
1052150054
112748a120
121556b51a
13aa5bc28
146cd719c
1548a1d04
hex31bbf26

52150054 has 8 divisors (see below), whose sum is σ = 85336488. Its totient is φ = 23704560.

The previous prime is 52150031. The next prime is 52150061. The reversal of 52150054 is 45005125.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 2370457 = 52150054 / (5 + 2 + 1 + 5 + 0 + 0 + 5 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1185207 + ... + 1185250.

It is an arithmetic number, because the mean of its divisors is an integer number (10667061).

Almost surely, 252150054 is an apocalyptic number.

52150054 is a deficient number, since it is larger than the sum of its proper divisors (33186434).

52150054 is a wasteful number, since it uses less digits than its factorization.

52150054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2370470.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 52150054 is about 7221.4994287890. The cubic root of 52150054 is about 373.6097954000.

Adding to 52150054 its reverse (45005125), we get a palindrome (97155179).

Subtracting from 52150054 its reverse (45005125), we obtain a square (7144929 = 26732).

The spelling of 52150054 in words is "fifty-two million, one hundred fifty thousand, fifty-four".

Divisors: 1 2 11 22 2370457 4740914 26075027 52150054