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55710023 = 73811941
BaseRepresentation
bin1101010010000…
…1000101000111
310212211100210012
43110201011013
5103230210043
65310020435
71244345615
oct324410507
9125740705
1055710023
11294a0846
12167a771b
13b707415
1475826b5
154d56a18
hex3521147

55710023 has 8 divisors (see below), whose sum is σ = 56602896. Its totient is φ = 54820800.

The previous prime is 55710013. The next prime is 55710043. The reversal of 55710023 is 32001755.

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

It is a cyclic number.

It is not a de Polignac number, because 55710023 - 26 = 55709959 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 (55710013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58733 + ... + 59673.

It is an arithmetic number, because the mean of its divisors is an integer number (7075362).

Almost surely, 255710023 is an apocalyptic number.

55710023 is a deficient number, since it is larger than the sum of its proper divisors (892873).

55710023 is an equidigital number, since it uses as much as digits as its factorization.

55710023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1825.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 55710023 is about 7463.9147235214. The cubic root of 55710023 is about 381.9247290999.

Adding to 55710023 its reverse (32001755), we get a palindrome (87711778).

It can be divided in two parts, 557 and 10023, that multiplied together give a triangular number (5582811 = T3341).

The spelling of 55710023 in words is "fifty-five million, seven hundred ten thousand, twenty-three".

Divisors: 1 73 811 941 59203 68693 763151 55710023