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223465042 = 21910953951
BaseRepresentation
bin11010101000111…
…00111001010010
3120120111012102001
431110130321102
5424201340132
634101344214
75352264403
oct1524347122
9516435361
10223465042
1110515a659
1262a0806a
13373b1948
142196d9aa
1514941ce7
hexd51ce52

223465042 has 16 divisors (see below), whose sum is σ = 356083200. Its totient is φ = 104878800.

The previous prime is 223465001. The next prime is 223465043. The reversal of 223465042 is 240564322.

223465042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 223465042.

It is not an unprimeable number, because it can be changed into a prime (223465043) 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, 22834 + ... + 31117.

It is an arithmetic number, because the mean of its divisors is an integer number (22255200).

Almost surely, 2223465042 is an apocalyptic number.

223465042 is a deficient number, since it is larger than the sum of its proper divisors (132618158).

223465042 is a wasteful number, since it uses less digits than its factorization.

223465042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54081.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 223465042 is about 14948.7471715860. The cubic root of 223465042 is about 606.8339424545.

It can be divided in two parts, 2234 and 65042, that added together give a palindrome (67276).

The spelling of 223465042 in words is "two hundred twenty-three million, four hundred sixty-five thousand, forty-two".

Divisors: 1 2 19 38 109 218 2071 4142 53951 107902 1025069 2050138 5880659 11761318 111732521 223465042