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2345421061 = 10721919823
BaseRepresentation
bin1000101111001100…
…0100100100000101
320001110022201211201
42023303010210011
514300411433221
61024422302501
7112056515164
oct21363044405
96043281751
102345421061
11aa3a24615
12555587a31
132b4bb9319
141836d33db
15dad94891
hex8bcc4905

2345421061 has 4 divisors (see below), whose sum is σ = 2367340992. Its totient is φ = 2323501132.

The previous prime is 2345421049. The next prime is 2345421073. The reversal of 2345421061 is 1601245432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2345421049) and next prime (2345421073).

It is a cyclic number.

It is not a de Polignac number, because 2345421061 - 29 = 2345420549 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 (2345421011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10959805 + ... + 10960018.

It is an arithmetic number, because the mean of its divisors is an integer number (591835248).

Almost surely, 22345421061 is an apocalyptic number.

It is an amenable number.

2345421061 is a deficient number, since it is larger than the sum of its proper divisors (21919931).

2345421061 is a wasteful number, since it uses less digits than its factorization.

2345421061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21919930.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2345421061 is about 48429.5473961919. The cubic root of 2345421061 is about 1328.6388284429.

Adding to 2345421061 its reverse (1601245432), we get a palindrome (3946666493).

The spelling of 2345421061 in words is "two billion, three hundred forty-five million, four hundred twenty-one thousand, sixty-one".

Divisors: 1 107 21919823 2345421061