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54316901 = 61890441
BaseRepresentation
bin1100111100110…
…0111101100101
310210012120210002
43033030331211
5102401120101
65220111045
71226454212
oct317147545
9123176702
1054316901
112872a101
1216235485
13b33a2a2
1472dcb09
154b7dd6b
hex33ccf65

54316901 has 4 divisors (see below), whose sum is σ = 55207404. Its totient is φ = 53426400.

The previous prime is 54316897. The next prime is 54316903. The reversal of 54316901 is 10961345.

It is a Cunningham number, because it is equal to 73702+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1768900 + 52548001 = 1330^2 + 7249^2 .

It is a cyclic number.

It is not a de Polignac number, because 54316901 - 22 = 54316897 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 (54316903) 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, 445160 + ... + 445281.

It is an arithmetic number, because the mean of its divisors is an integer number (13801851).

Almost surely, 254316901 is an apocalyptic number.

It is an amenable number.

54316901 is a deficient number, since it is larger than the sum of its proper divisors (890503).

54316901 is an equidigital number, since it uses as much as digits as its factorization.

54316901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890502.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 54316901 is about 7370.0000678426. Note that the first 4 decimals coincide. The cubic root of 54316901 is about 378.7142626223.

The spelling of 54316901 in words is "fifty-four million, three hundred sixteen thousand, nine hundred one".

Divisors: 1 61 890441 54316901