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52541279 = 721975443
BaseRepresentation
bin1100100001101…
…1011101011111
310122212101002022
43020123131133
5101422310104
65114050355
71205410400
oct310333537
9118771068
1052541279
112772704a
12157199bb
13ab6801b
146d999a7
15492cbbe
hex321b75f

52541279 has 12 divisors (see below), whose sum is σ = 61440984. Its totient is φ = 44798544.

The previous prime is 52541261. The next prime is 52541299. The reversal of 52541279 is 97214525.

It is not a de Polignac number, because 52541279 - 224 = 35764063 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 (52541219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6932 + ... + 12374.

It is an arithmetic number, because the mean of its divisors is an integer number (5120082).

Almost surely, 252541279 is an apocalyptic number.

52541279 is a deficient number, since it is larger than the sum of its proper divisors (8899705).

52541279 is a wasteful number, since it uses less digits than its factorization.

52541279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5654 (or 5647 counting only the distinct ones).

The product of its digits is 25200, while the sum is 35.

The square root of 52541279 is about 7248.5363350127. The cubic root of 52541279 is about 374.5417311636.

The spelling of 52541279 in words is "fifty-two million, five hundred forty-one thousand, two hundred seventy-nine".

Divisors: 1 7 49 197 1379 5443 9653 38101 266707 1072271 7505897 52541279