Search a number
-
+
232210055 = 57111722087
BaseRepresentation
bin11011101011100…
…11111010000111
3121011221111022102
431311303322013
5433421210210
635013022315
75516516150
oct1565637207
9534844272
10232210055
1110a092940
126592499b
13391541cc
1422ba8927
15155bcea5
hexdd73e87

232210055 has 48 divisors (see below), whose sum is σ = 369225216. Its totient is φ = 136174080.

The previous prime is 232210051. The next prime is 232210061. The reversal of 232210055 is 550012232.

It is not a de Polignac number, because 232210055 - 22 = 232210051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232210051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 110222 + ... + 112308.

It is an arithmetic number, because the mean of its divisors is an integer number (7692192).

Almost surely, 2232210055 is an apocalyptic number.

232210055 is a deficient number, since it is larger than the sum of its proper divisors (137015161).

232210055 is a wasteful number, since it uses less digits than its factorization.

232210055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2144 (or 2127 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 232210055 is about 15238.4400448340. The cubic root of 232210055 is about 614.6487561827.

Adding to 232210055 its reverse (550012232), we get a palindrome (782222287).

The spelling of 232210055 in words is "two hundred thirty-two million, two hundred ten thousand, fifty-five".

Divisors: 1 5 7 11 17 35 55 77 85 119 187 289 385 595 935 1309 1445 2023 2087 3179 6545 10115 10435 14609 15895 22253 22957 35479 73045 111265 114785 160699 177395 248353 390269 603143 803495 1241765 1951345 2731883 3015715 4222001 6634573 13659415 21110005 33172865 46442011 232210055