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55326849 = 347392389
BaseRepresentation
bin1101001100001…
…1100010000001
310212002220011120
43103003202001
5103130424344
65253502453
71241161524
oct323034201
9125086146
1055326849
1129259976
1216641a29
13b601ba6
1474c2bbb
154ccd219
hex34c3881

55326849 has 8 divisors (see below), whose sum is σ = 75338880. Its totient is φ = 36099696.

The previous prime is 55326797. The next prime is 55326863. The reversal of 55326849 is 94862355.

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-55326849 is a prime.

It is a super-2 number, since 2×553268492 = 6122120440537602, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55326849.

It is not an unprimeable number, because it can be changed into a prime (55326889) 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, 196054 + ... + 196335.

It is an arithmetic number, because the mean of its divisors is an integer number (9417360).

Almost surely, 255326849 is an apocalyptic number.

It is an amenable number.

55326849 is a deficient number, since it is larger than the sum of its proper divisors (20012031).

55326849 is a wasteful number, since it uses less digits than its factorization.

55326849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392439.

The product of its digits is 259200, while the sum is 42.

The square root of 55326849 is about 7438.2020004837. The cubic root of 55326849 is about 381.0470867191.

The spelling of 55326849 in words is "fifty-five million, three hundred twenty-six thousand, eight hundred forty-nine".

Divisors: 1 3 47 141 392389 1177167 18442283 55326849