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54351241 = 725212129
BaseRepresentation
bin1100111101010…
…1010110001001
310210021022212221
43033111112021
5102403214431
65220534041
71226656300
oct317252611
9123238787
1054351241
112875298a
1216251321
13b34cac9
14730b437
154b89111
hex33d5589

54351241 has 12 divisors (see below), whose sum is σ = 63376020. Its totient is φ = 46475520.

The previous prime is 54351239. The next prime is 54351251. The reversal of 54351241 is 14215345.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14661241 + 39690000 = 3829^2 + 6300^2 .

It is not a de Polignac number, because 54351241 - 21 = 54351239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54351221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24465 + ... + 26593.

It is an arithmetic number, because the mean of its divisors is an integer number (5281335).

Almost surely, 254351241 is an apocalyptic number.

It is an amenable number.

54351241 is a deficient number, since it is larger than the sum of its proper divisors (9024779).

54351241 is a wasteful number, since it uses less digits than its factorization.

54351241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2664 (or 2657 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 54351241 is about 7372.3294147779. The cubic root of 54351241 is about 378.7940555157.

Adding to 54351241 its reverse (14215345), we get a palindrome (68566586).

The spelling of 54351241 in words is "fifty-four million, three hundred fifty-one thousand, two hundred forty-one".

Divisors: 1 7 49 521 2129 3647 14903 25529 104321 1109209 7764463 54351241