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55054838 = 267410857
BaseRepresentation
bin1101001000000…
…1000111110110
310211121002001002
43102001013312
5103043223323
65244003302
71235646506
oct322010766
9124532032
1055054838
1129093573
1216530532
13b538137
147451a06
154c77828
hex34811f6

55054838 has 8 divisors (see below), whose sum is σ = 83815032. Its totient is φ = 27116496.

The previous prime is 55054829. The next prime is 55054873. The reversal of 55054838 is 83845055.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205295 + ... + 205562.

It is an arithmetic number, because the mean of its divisors is an integer number (10476879).

Almost surely, 255054838 is an apocalyptic number.

55054838 is a deficient number, since it is larger than the sum of its proper divisors (28760194).

55054838 is a wasteful number, since it uses less digits than its factorization.

55054838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410926.

The product of its (nonzero) digits is 96000, while the sum is 38.

The square root of 55054838 is about 7419.8947431887. The cubic root of 55054838 is about 380.4215957942.

The spelling of 55054838 in words is "fifty-five million, fifty-four thousand, eight hundred thirty-eight".

Divisors: 1 2 67 134 410857 821714 27527419 55054838