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52028511 = 354132057
BaseRepresentation
bin1100011001111…
…0010001011111
310121220022200220
43012132101133
5101304403021
65055052423
71201143423
oct306362137
9117808626
1052028511
1127406877
1215511113
13aa18802
146ca4b83
15487acc6
hex319e45f

52028511 has 8 divisors (see below), whose sum is σ = 69501744. Its totient is φ = 34620480.

The previous prime is 52028503. The next prime is 52028513. The reversal of 52028511 is 11582025.

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

It is not a de Polignac number, because 52028511 - 23 = 52028503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52028513) 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, 14406 + ... + 17651.

It is an arithmetic number, because the mean of its divisors is an integer number (8687718).

Almost surely, 252028511 is an apocalyptic number.

52028511 is a deficient number, since it is larger than the sum of its proper divisors (17473233).

52028511 is a wasteful number, since it uses less digits than its factorization.

52028511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32601.

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 52028511 is about 7213.0791621886. The cubic root of 52028511 is about 373.3193196448.

The spelling of 52028511 in words is "fifty-two million, twenty-eight thousand, five hundred eleven".

Divisors: 1 3 541 1623 32057 96171 17342837 52028511