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55167593 = 1323307601
BaseRepresentation
bin1101001001110…
…0101001101001
310211210210201012
43102130221221
5103110330333
65250233305
71236626315
oct322345151
9124723635
1055167593
1129160258
1216585835
13b577560
147480b45
154c9ae48
hex349ca69

55167593 has 16 divisors (see below), whose sum is σ = 62299776. Its totient is φ = 48470400.

The previous prime is 55167589. The next prime is 55167611. The reversal of 55167593 is 39576155.

55167593 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 55167593 - 22 = 55167589 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55167593.

It is not an unprimeable number, because it can be changed into a prime (55167523) 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 15 ways as a sum of consecutive naturals, for example, 91493 + ... + 92093.

It is an arithmetic number, because the mean of its divisors is an integer number (3893736).

Almost surely, 255167593 is an apocalyptic number.

It is an amenable number.

55167593 is a deficient number, since it is larger than the sum of its proper divisors (7132183).

55167593 is a wasteful number, since it uses less digits than its factorization.

55167593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944.

The product of its digits is 141750, while the sum is 41.

The square root of 55167593 is about 7427.4890104261. The cubic root of 55167593 is about 380.6811260405.

The spelling of 55167593 in words is "fifty-five million, one hundred sixty-seven thousand, five hundred ninety-three".

Divisors: 1 13 23 299 307 601 3991 7061 7813 13823 91793 179699 184507 2398591 4243661 55167593