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54343457 = 723337537
BaseRepresentation
bin1100111101001…
…1011100100001
310210020221012122
43033103130201
5102402442312
65220434025
71226624510
oct317233441
9123227178
1054343457
1128748053
1216248915
13b3493bc
147308677
154b86b72
hex33d3721

54343457 has 8 divisors (see below), whose sum is σ = 64807296. Its totient is φ = 44554752.

The previous prime is 54343453. The next prime is 54343459. The reversal of 54343457 is 75434345.

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 54343457 - 22 = 54343453 is a prime.

It is a super-2 number, since 2×543434572 = 5906422637421698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54343451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168608 + ... + 168929.

It is an arithmetic number, because the mean of its divisors is an integer number (8100912).

Almost surely, 254343457 is an apocalyptic number.

It is an amenable number.

54343457 is a deficient number, since it is larger than the sum of its proper divisors (10463839).

54343457 is a wasteful number, since it uses less digits than its factorization.

54343457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337567.

The product of its digits is 100800, while the sum is 35.

The square root of 54343457 is about 7371.8014758945. The cubic root of 54343457 is about 378.7759714533.

The spelling of 54343457 in words is "fifty-four million, three hundred forty-three thousand, four hundred fifty-seven".

Divisors: 1 7 23 161 337537 2362759 7763351 54343457