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53246141 = 134095857
BaseRepresentation
bin1100101100011…
…1100010111101
310201012011222022
43023013202331
5102112334031
65141125525
71214404364
oct313074275
9121164868
1053246141
1128068683
12159b98a5
13b053ac0
1471007db
154a1b97b
hex32c78bd

53246141 has 4 divisors (see below), whose sum is σ = 57342012. Its totient is φ = 49150272.

The previous prime is 53246131. The next prime is 53246153. The reversal of 53246141 is 14164235.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14164235 = 52832847.

It can be written as a sum of positive squares in 2 ways, for example, as 28783225 + 24462916 = 5365^2 + 4946^2 .

It is a cyclic number.

It is not a de Polignac number, because 53246141 - 210 = 53245117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53246141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53246111) 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, 2047916 + ... + 2047941.

It is an arithmetic number, because the mean of its divisors is an integer number (14335503).

Almost surely, 253246141 is an apocalyptic number.

It is an amenable number.

53246141 is a deficient number, since it is larger than the sum of its proper divisors (4095871).

53246141 is a wasteful number, since it uses less digits than its factorization.

53246141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4095870.

The product of its digits is 2880, while the sum is 26.

The square root of 53246141 is about 7296.9953405494. The cubic root of 53246141 is about 376.2091718482.

The spelling of 53246141 in words is "fifty-three million, two hundred forty-six thousand, one hundred forty-one".

Divisors: 1 13 4095857 53246141