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54880001 = 1123216917
BaseRepresentation
bin1101000101011…
…0011100000001
310211021012012122
43101112130001
5103022130001
65240134025
71234321001
oct321263401
9124235178
1054880001
1128a84180
1216467315
13b4a6697
147408001
154c40b1b
hex3456701

54880001 has 8 divisors (see below), whose sum is σ = 62472384. Its totient is φ = 47721520.

The previous prime is 54879989. The next prime is 54880003. The reversal of 54880001 is 10008845.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-54880001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54880003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108206 + ... + 108711.

It is an arithmetic number, because the mean of its divisors is an integer number (7809048).

Almost surely, 254880001 is an apocalyptic number.

It is an amenable number.

54880001 is a deficient number, since it is larger than the sum of its proper divisors (7592383).

54880001 is a wasteful number, since it uses less digits than its factorization.

54880001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216951.

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 54880001 is about 7408.1037384745. The cubic root of 54880001 is about 380.0184686315.

Adding to 54880001 its reverse (10008845), we get a palindrome (64888846).

The spelling of 54880001 in words is "fifty-four million, eight hundred eighty thousand, one".

Divisors: 1 11 23 253 216917 2386087 4989091 54880001