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52154061 = 339434409
BaseRepresentation
bin1100011011110…
…0111011001101
310122010200220220
43012330323031
5101322412221
65101501553
71202205441
oct306747315
9118120826
1052154061
1127492133
12155718b9
13aa609bb
146cd8821
1548a30c6
hex31bcecd

52154061 has 8 divisors (see below), whose sum is σ = 69572160. Its totient is φ = 34752672.

The previous prime is 52154057. The next prime is 52154071. The reversal of 52154061 is 16045125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52154061 - 22 = 52154057 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52154071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9625 + ... + 14033.

It is an arithmetic number, because the mean of its divisors is an integer number (8696520).

Almost surely, 252154061 is an apocalyptic number.

It is an amenable number.

52154061 is a deficient number, since it is larger than the sum of its proper divisors (17418099).

52154061 is a wasteful number, since it uses less digits than its factorization.

52154061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8355.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 52154061 is about 7221.7768589178. The cubic root of 52154061 is about 373.6193640453.

Adding to 52154061 its reverse (16045125), we get a palindrome (68199186).

The spelling of 52154061 in words is "fifty-two million, one hundred fifty-four thousand, sixty-one".

Divisors: 1 3 3943 4409 11829 13227 17384687 52154061