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242011403 = 1217198859
BaseRepresentation
bin11100110110011…
…00110100001011
3121212101110020022
432123030310023
5443423331103
640003051055
75666030414
oct1633146413
9555343208
10242011403
11114677827
1269070a8b
133b1a651a
14241da80b
15163a7138
hexe6ccd0b

242011403 has 4 divisors (see below), whose sum is σ = 242211480. Its totient is φ = 241811328.

The previous prime is 242011391. The next prime is 242011421. The reversal of 242011403 is 304110242.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304110242 = 2152055121.

It is a cyclic number.

It is not a de Polignac number, because 242011403 - 24 = 242011387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242011433) 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, 98213 + ... + 100646.

It is an arithmetic number, because the mean of its divisors is an integer number (60552870).

Almost surely, 2242011403 is an apocalyptic number.

242011403 is a deficient number, since it is larger than the sum of its proper divisors (200077).

242011403 is a wasteful number, since it uses less digits than its factorization.

242011403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200076.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 242011403 is about 15556.7156880879. The cubic root of 242011403 is about 623.1777561405.

Adding to 242011403 its reverse (304110242), we get a palindrome (546121645).

The spelling of 242011403 in words is "two hundred forty-two million, eleven thousand, four hundred three".

Divisors: 1 1217 198859 242011403