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52152202 = 292928069
BaseRepresentation
bin1100011011110…
…0011110001010
310122010121101001
43012330132022
5101322332302
65101445214
71202200144
oct306743612
9118117331
1052152202
11274907a3
121557080a
13aa5cbbb
146cd7c94
1548a2787
hex31bc78a

52152202 has 8 divisors (see below), whose sum is σ = 78315300. Its totient is φ = 26047104.

The previous prime is 52152193. The next prime is 52152211. The reversal of 52152202 is 20225125.

It is an interprime number because it is at equal distance from previous prime (52152193) and next prime (52152211).

It can be written as a sum of positive squares in 2 ways, for example, as 38675961 + 13476241 = 6219^2 + 3671^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 52152202.

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, 12177 + ... + 15892.

Almost surely, 252152202 is an apocalyptic number.

52152202 is a deficient number, since it is larger than the sum of its proper divisors (26163098).

52152202 is a wasteful number, since it uses less digits than its factorization.

52152202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29000.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 52152202 is about 7221.6481498339. The cubic root of 52152202 is about 373.6149248470.

Adding to 52152202 its reverse (20225125), we get a palindrome (72377327).

The spelling of 52152202 in words is "fifty-two million, one hundred fifty-two thousand, two hundred two".

Divisors: 1 2 929 1858 28069 56138 26076101 52152202