Search a number
-
+
52122037 = 114738367
BaseRepresentation
bin1100011011010…
…1000110110101
310122002001222211
43012311012311
5101320401122
65101053421
71202013202
oct306650665
9118061884
1052122037
1127470070
1215557271
13aa4c256
146ccaca9
154898877
hex31b51b5

52122037 has 4 divisors (see below), whose sum is σ = 56860416. Its totient is φ = 47383660.

The previous prime is 52122001. The next prime is 52122053. The reversal of 52122037 is 73022125.

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 a de Polignac number, because none of the positive numbers 2k-52122037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52121999 and 52122017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52122097) 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, 2369173 + ... + 2369194.

It is an arithmetic number, because the mean of its divisors is an integer number (14215104).

Almost surely, 252122037 is an apocalyptic number.

It is an amenable number.

52122037 is a deficient number, since it is larger than the sum of its proper divisors (4738379).

52122037 is a wasteful number, since it uses less digits than its factorization.

52122037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4738378.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 52122037 is about 7219.5593355827. The cubic root of 52122037 is about 373.5428775997.

The spelling of 52122037 in words is "fifty-two million, one hundred twenty-two thousand, thirty-seven".

Divisors: 1 11 4738367 52122037