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54664351 = 721115599
BaseRepresentation
bin1101000010000…
…1110010011111
310210212020101121
43100201302133
5102443224401
65231351411
71232432200
oct320416237
9123766347
1054664351
1128947155
1216382567
13b42c491
14738d5a7
154bebca1
hex3421c9f

54664351 has 6 divisors (see below), whose sum is σ = 63589200. Its totient is φ = 46855116.

The previous prime is 54664339. The next prime is 54664373. The reversal of 54664351 is 15346645.

54664351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54664351 - 217 = 54533279 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 (54664321) 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 5 ways as a sum of consecutive naturals, for example, 557751 + ... + 557848.

It is an arithmetic number, because the mean of its divisors is an integer number (10598200).

Almost surely, 254664351 is an apocalyptic number.

54664351 is a deficient number, since it is larger than the sum of its proper divisors (8924849).

54664351 is a wasteful number, since it uses less digits than its factorization.

54664351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115613 (or 1115606 counting only the distinct ones).

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

The square root of 54664351 is about 7393.5344051408. The cubic root of 54664351 is about 379.5200565939.

The spelling of 54664351 in words is "fifty-four million, six hundred sixty-four thousand, three hundred fifty-one".

Divisors: 1 7 49 1115599 7809193 54664351