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23480743 = 1113164201
BaseRepresentation
bin101100110010…
…0100110100111
31122011221112011
41121210212213
522002340433
62155135051
7403403656
oct131444647
948157464
1023480743
1112288480
127a44487
134b31840
14319319d
1520dc3cd
hex16649a7

23480743 has 8 divisors (see below), whose sum is σ = 27585936. Its totient is φ = 19704000.

The previous prime is 23480719. The next prime is 23480747. The reversal of 23480743 is 34708432.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23480743 - 25 = 23480711 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 (23480747) 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 7 ways as a sum of consecutive naturals, for example, 81958 + ... + 82243.

It is an arithmetic number, because the mean of its divisors is an integer number (3448242).

Almost surely, 223480743 is an apocalyptic number.

23480743 is a deficient number, since it is larger than the sum of its proper divisors (4105193).

23480743 is a wasteful number, since it uses less digits than its factorization.

23480743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164225.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 23480743 is about 4845.6932424577. The cubic root of 23480743 is about 286.3544556269.

The spelling of 23480743 in words is "twenty-three million, four hundred eighty thousand, seven hundred forty-three".

Divisors: 1 11 13 143 164201 1806211 2134613 23480743