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54653641 = 717345131
BaseRepresentation
bin1101000001111…
…1001011001001
310210211200200221
43100133023021
5102442404031
65231230041
71232356030
oct320371311
9123750627
1054653641
112893a0a9
1216378321
13b427643
147389717
154be8a11
hex341f2c9

54653641 has 8 divisors (see below), whose sum is σ = 62823744. Its totient is φ = 46574160.

The previous prime is 54653639. The next prime is 54653659. The reversal of 54653641 is 14635645.

54653641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 54653641 - 21 = 54653639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54653597 and 54653606.

It is not an unprimeable number, because it can be changed into a prime (54653611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21355 + ... + 23776.

It is an arithmetic number, because the mean of its divisors is an integer number (7852968).

Almost surely, 254653641 is an apocalyptic number.

It is an amenable number.

54653641 is a deficient number, since it is larger than the sum of its proper divisors (8170103).

54653641 is a wasteful number, since it uses less digits than its factorization.

54653641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45311.

The product of its digits is 43200, while the sum is 34.

The square root of 54653641 is about 7392.8100881870. The cubic root of 54653641 is about 379.4952694141.

The spelling of 54653641 in words is "fifty-four million, six hundred fifty-three thousand, six hundred forty-one".

Divisors: 1 7 173 1211 45131 315917 7807663 54653641