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52269517 = 971274243
BaseRepresentation
bin1100011101100…
…1000111001101
310122100120022001
43013121013031
5101340111032
65104152301
71203166156
oct307310715
9118316261
1052269517
1127560953
1215608691
13aaa1411
146d2892d
1548c73e7
hex31d91cd

52269517 has 8 divisors (see below), whose sum is σ = 53236736. Its totient is φ = 51311232.

The previous prime is 52269449. The next prime is 52269521. The reversal of 52269517 is 71596225.

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

It is a cyclic number.

It is not a de Polignac number, because 52269517 - 27 = 52269389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52269527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10198 + ... + 14440.

It is an arithmetic number, because the mean of its divisors is an integer number (6654592).

Almost surely, 252269517 is an apocalyptic number.

It is an amenable number.

52269517 is a deficient number, since it is larger than the sum of its proper divisors (967219).

52269517 is a wasteful number, since it uses less digits than its factorization.

52269517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4467.

The product of its digits is 37800, while the sum is 37.

The square root of 52269517 is about 7229.7660404746. The cubic root of 52269517 is about 373.8948606820.

The spelling of 52269517 in words is "fifty-two million, two hundred sixty-nine thousand, five hundred seventeen".

Divisors: 1 97 127 4243 12319 411571 538861 52269517