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54317397 = 3171065047
BaseRepresentation
bin1100111100110…
…1000101010101
310210012121110110
43033031011111
5102401124042
65220113233
71226455521
oct317150525
9123177413
1054317397
112872a512
1216235819
13b33a594
1472dcd81
154b7e09c
hex33cd155

54317397 has 8 divisors (see below), whose sum is σ = 76683456. Its totient is φ = 34081472.

The previous prime is 54317387. The next prime is 54317399. The reversal of 54317397 is 79371345.

It is a happy number.

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 54317397 - 27 = 54317269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54317399) 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, 532473 + ... + 532574.

It is an arithmetic number, because the mean of its divisors is an integer number (9585432).

Almost surely, 254317397 is an apocalyptic number.

It is an amenable number.

54317397 is a deficient number, since it is larger than the sum of its proper divisors (22366059).

54317397 is a wasteful number, since it uses less digits than its factorization.

54317397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065067.

The product of its digits is 79380, while the sum is 39.

The square root of 54317397 is about 7370.0337176976. The cubic root of 54317397 is about 378.7154153740.

The spelling of 54317397 in words is "fifty-four million, three hundred seventeen thousand, three hundred ninety-seven".

Divisors: 1 3 17 51 1065047 3195141 18105799 54317397