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52120502 = 273722893
BaseRepresentation
bin1100011011010…
…0101110110110
310122001222212222
43012310232312
5101320324002
65101042342
71202005550
oct306645666
9118058788
1052120502
11274699a5
12155563b2
13aa4b645
146cca4d0
1548981a2
hex31b4bb6

52120502 has 8 divisors (see below), whose sum is σ = 89349456. Its totient is φ = 22337352.

The previous prime is 52120483. The next prime is 52120547. The reversal of 52120502 is 20502125.

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

It is a super-3 number, since 3×521205023 (a number of 24 digits) contains 333 as substring.

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, 1861433 + ... + 1861460.

It is an arithmetic number, because the mean of its divisors is an integer number (11168682).

Almost surely, 252120502 is an apocalyptic number.

52120502 is a deficient number, since it is larger than the sum of its proper divisors (37228954).

52120502 is a wasteful number, since it uses less digits than its factorization.

52120502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3722902.

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 52120502 is about 7219.4530263726. The cubic root of 52120502 is about 373.5392106034.

Adding to 52120502 its reverse (20502125), we get a palindrome (72622627).

The spelling of 52120502 in words is "fifty-two million, one hundred twenty thousand, five hundred two".

Divisors: 1 2 7 14 3722893 7445786 26060251 52120502