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11402332423 = 21157538939
BaseRepresentation
bin10101001111010000…
…11100100100000111
31002102122111111120021
422213220130210013
5141322444114143
65123235320011
7552363140446
oct124750344407
932378444507
1011402332423
114921357129
122262750007
1310c93a4781
147a24c0d5d
1546b063ced
hex2a7a1c907

11402332423 has 4 divisors (see below), whose sum is σ = 11402892520. Its totient is φ = 11401772328.

The previous prime is 11402332411. The next prime is 11402332427. The reversal of 11402332423 is 32423320411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32423320411 = 100379323009.

It is a cyclic number.

It is not a de Polignac number, because 11402332423 - 229 = 10865461511 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 (11402332427) 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, 248313 + ... + 290626.

It is an arithmetic number, because the mean of its divisors is an integer number (2850723130).

Almost surely, 211402332423 is an apocalyptic number.

11402332423 is a deficient number, since it is larger than the sum of its proper divisors (560097).

11402332423 is an equidigital number, since it uses as much as digits as its factorization.

11402332423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560096.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 11402332423 its reverse (32423320411), we get a palindrome (43825652834).

The spelling of 11402332423 in words is "eleven billion, four hundred two million, three hundred thirty-two thousand, four hundred twenty-three".

Divisors: 1 21157 538939 11402332423