Search a number
-
+
112002007 = 138615539
BaseRepresentation
bin1101010110100…
…00001111010111
321210202021212111
412223100033113
5212133031012
615040331451
72530000315
oct653201727
9253667774
10112002007
1158249847
1231613b87
131a2866a0
1410c370b5
159c75ba7
hex6ad03d7

112002007 has 4 divisors (see below), whose sum is σ = 120617560. Its totient is φ = 103386456.

The previous prime is 112001963. The next prime is 112002029. The reversal of 112002007 is 700200211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 700200211 = 1016368897.

It is a cyclic number.

It is not a de Polignac number, because 112002007 - 223 = 103613399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 8615539 = 112002007 / (1 + 1 + 2 + 0 + 0 + 2 + 0 + 0 + 7).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112002067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4307757 + ... + 4307782.

It is an arithmetic number, because the mean of its divisors is an integer number (30154390).

Almost surely, 2112002007 is an apocalyptic number.

112002007 is a deficient number, since it is larger than the sum of its proper divisors (8615553).

112002007 is an equidigital number, since it uses as much as digits as its factorization.

112002007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8615552.

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 112002007 is about 10583.1000656707. The cubic root of 112002007 is about 482.0313320771.

Adding to 112002007 its reverse (700200211), we get a palindrome (812202218).

The spelling of 112002007 in words is "one hundred twelve million, two thousand, seven".

Divisors: 1 13 8615539 112002007