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53276461 = 77610923
BaseRepresentation
bin1100101100111…
…0111100101101
310201020201120021
43023032330231
5102114321321
65141522141
71214561650
oct313167455
9121221507
1053276461
1128089437
1215a13351
13b064844
14710b897
154a25941
hex32cef2d

53276461 has 4 divisors (see below), whose sum is σ = 60887392. Its totient is φ = 45665532.

The previous prime is 53276429. The next prime is 53276471. The reversal of 53276461 is 16467235.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16467235 = 53293447.

It is a cyclic number.

It is not a de Polignac number, because 53276461 - 25 = 53276429 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 (53276401) 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, 3805455 + ... + 3805468.

It is an arithmetic number, because the mean of its divisors is an integer number (15221848).

Almost surely, 253276461 is an apocalyptic number.

It is an amenable number.

53276461 is a deficient number, since it is larger than the sum of its proper divisors (7610931).

53276461 is an equidigital number, since it uses as much as digits as its factorization.

53276461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7610930.

The product of its digits is 30240, while the sum is 34.

The square root of 53276461 is about 7299.0726123255. The cubic root of 53276461 is about 376.2805666789.

The spelling of 53276461 in words is "fifty-three million, two hundred seventy-six thousand, four hundred sixty-one".

Divisors: 1 7 7610923 53276461