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54531073 = 731913911
BaseRepresentation
bin1101000000000…
…1010000000001
310210121110120101
43100001100001
5102424443243
65224442401
71231335502
oct320012001
9123543511
1054531073
1128866003
1216319401
13b3b390c
147356ba9
154bc254d
hex3401401

54531073 has 8 divisors (see below), whose sum is σ = 55581696. Its totient is φ = 53488800.

The previous prime is 54531047. The next prime is 54531079. The reversal of 54531073 is 37013545.

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 54531073 - 25 = 54531041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54531079) 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, 11988 + ... + 15898.

It is an arithmetic number, because the mean of its divisors is an integer number (6947712).

Almost surely, 254531073 is an apocalyptic number.

It is an amenable number.

54531073 is a deficient number, since it is larger than the sum of its proper divisors (1050623).

54531073 is a wasteful number, since it uses less digits than its factorization.

54531073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4175.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 54531073 is about 7384.5157593440. The cubic root of 54531073 is about 379.2113676773.

The spelling of 54531073 in words is "fifty-four million, five hundred thirty-one thousand, seventy-three".

Divisors: 1 73 191 3911 13943 285503 747001 54531073