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54382969 = 331164299
BaseRepresentation
bin1100111101110…
…1000101111001
310210022221102001
43033131011321
5102410223334
65221341001
71230150634
oct317350571
9123287361
1054382969
1128774803
1216267761
13b361394
147318c1b
154b93714
hex33dd179

54382969 has 4 divisors (see below), whose sum is σ = 54547600. Its totient is φ = 54218340.

The previous prime is 54382967. The next prime is 54382981. The reversal of 54382969 is 96928345.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54382969 - 21 = 54382967 is a prime.

It is a super-2 number, since 2×543829692 = 5915014634509922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54382967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81819 + ... + 82480.

It is an arithmetic number, because the mean of its divisors is an integer number (13636900).

Almost surely, 254382969 is an apocalyptic number.

It is an amenable number.

54382969 is a deficient number, since it is larger than the sum of its proper divisors (164631).

54382969 is a wasteful number, since it uses less digits than its factorization.

54382969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164630.

The product of its digits is 466560, while the sum is 46.

The square root of 54382969 is about 7374.4809308859. The cubic root of 54382969 is about 378.8677492635.

The spelling of 54382969 in words is "fifty-four million, three hundred eighty-two thousand, nine hundred sixty-nine".

Divisors: 1 331 164299 54382969