Search a number
-
+
113242233 = 3134316737
BaseRepresentation
bin1101011111111…
…11000001111001
321220002022010210
412233333001321
5212442222413
615123101333
72543354166
oct657770171
9256068123
10113242233
1158a16625
1231b11849
131a5cc050
141107b06d
159e1d3c3
hex6bff079

113242233 has 16 divisors (see below), whose sum is σ = 163005696. Its totient is φ = 69515520.

The previous prime is 113242211. The next prime is 113242243. The reversal of 113242233 is 332242311.

It is not a de Polignac number, because 113242233 - 25 = 113242201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113242243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13441 + ... + 20177.

It is an arithmetic number, because the mean of its divisors is an integer number (10187856).

Almost surely, 2113242233 is an apocalyptic number.

113242233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

113242233 is a deficient number, since it is larger than the sum of its proper divisors (49763463).

113242233 is a wasteful number, since it uses less digits than its factorization.

113242233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7184.

The product of its digits is 864, while the sum is 21.

The square root of 113242233 is about 10641.5333951456. The cubic root of 113242233 is about 483.8040224374.

Adding to 113242233 its reverse (332242311), we get a palindrome (445484544).

It can be divided in two parts, 1132 and 42233, that added together give a triangular number (43365 = T294).

The spelling of 113242233 in words is "one hundred thirteen million, two hundred forty-two thousand, two hundred thirty-three".

Divisors: 1 3 13 39 431 1293 5603 6737 16809 20211 87581 262743 2903647 8710941 37747411 113242233