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55370067 = 322781307
BaseRepresentation
bin1101001100111…
…0000101010011
310212012002110020
43103032011103
5103133320232
65254434523
71241431524
oct323160523
9125162406
1055370067
1129289395
1216662a43
13b61876c
1474d484b
154cdae2c
hex34ce153

55370067 has 8 divisors (see below), whose sum is σ = 74152896. Its totient is φ = 36750312.

The previous prime is 55370053. The next prime is 55370069. The reversal of 55370067 is 76007355.

It is a happy number.

55370067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 55370067 - 215 = 55337299 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (55370069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39973 + ... + 41334.

It is an arithmetic number, because the mean of its divisors is an integer number (9269112).

Almost surely, 255370067 is an apocalyptic number.

55370067 is a deficient number, since it is larger than the sum of its proper divisors (18782829).

55370067 is a wasteful number, since it uses less digits than its factorization.

55370067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81537.

The product of its (nonzero) digits is 22050, while the sum is 33.

The square root of 55370067 is about 7441.1065709342. The cubic root of 55370067 is about 381.1462779026.

The spelling of 55370067 in words is "fifty-five million, three hundred seventy thousand, sixty-seven".

Divisors: 1 3 227 681 81307 243921 18456689 55370067