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52461049 = 72432
BaseRepresentation
bin1100100000011…
…1110111111001
310122201022000211
43020013313321
5101412223144
65112231121
71204624444
oct310076771
9118638024
1052461049
1127681843
121569b4a1
13ab3a654
146d7865b
154914034
hex3207df9

52461049 has 3 divisors (see below), whose sum is σ = 52468293. Its totient is φ = 52453806.

The previous prime is 52461007. The next prime is 52461107. The reversal of 52461049 is 94016425.

The square root of 52461049 is 7243.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 52461049 - 27 = 52460921 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52461049.

It is not an unprimeable number, because it can be changed into a prime (52461649) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3622 + ... + 10864.

It is an arithmetic number, because the mean of its divisors is an integer number (17489431).

Almost surely, 252461049 is an apocalyptic number.

52461049 is the 7243-rd square number.

52461049 is the 3622-nd centered octagonal number.

It is an amenable number.

52461049 is a deficient number, since it is larger than the sum of its proper divisors (7244).

52461049 is an frugal number, since it uses more digits than its factorization.

52461049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14486 (or 7243 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The cubic root of 52461049 is about 374.3509935712.

The spelling of 52461049 in words is "fifty-two million, four hundred sixty-one thousand, forty-nine".

Divisors: 1 7243 52461049