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52054033 = 138137693
BaseRepresentation
bin1100011010010…
…0100000010001
310121221121201011
43012210200101
5101311212113
65055410521
71201311013
oct306444021
9117847634
1052054033
1127423a69
1215523a41
13aa27305
146cb01b3
15488363d
hex31a4811

52054033 has 4 divisors (see below), whose sum is σ = 52093108. Its totient is φ = 52014960.

The previous prime is 52054027. The next prime is 52054039. The reversal of 52054033 is 33045025.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (52054027) and next prime (52054039).

It can be written as a sum of positive squares in 2 ways, for example, as 15233409 + 36820624 = 3903^2 + 6068^2 .

It is a cyclic number.

It is not a de Polignac number, because 52054033 - 225 = 18499601 is a prime.

It is a super-3 number, since 3×520540333 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52053995 and 52054013.

It is not an unprimeable number, because it can be changed into a prime (52054039) 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, 17466 + ... + 20227.

It is an arithmetic number, because the mean of its divisors is an integer number (13023277).

Almost surely, 252054033 is an apocalyptic number.

It is an amenable number.

52054033 is a deficient number, since it is larger than the sum of its proper divisors (39075).

52054033 is a wasteful number, since it uses less digits than its factorization.

52054033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39074.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 52054033 is about 7214.8480926489. The cubic root of 52054033 is about 373.3803521952.

Adding to 52054033 its reverse (33045025), we get a palindrome (85099058).

The spelling of 52054033 in words is "fifty-two million, fifty-four thousand, thirty-three".

Divisors: 1 1381 37693 52054033