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23445042 = 236758321
BaseRepresentation
bin101100101101…
…1111000110010
31122010010112220
41121123320302
522000220132
62154301510
7403164615
oct131337062
948103486
1023445042
1112263675
127a27896
134b1b50a
14318417c
1520d1a2c
hex165be32

23445042 has 16 divisors (see below), whose sum is σ = 47590752. Its totient is φ = 7698240.

The previous prime is 23445041. The next prime is 23445053. The reversal of 23445042 is 24054432.

It is not an unprimeable number, because it can be changed into a prime (23445041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28759 + ... + 29562.

It is an arithmetic number, because the mean of its divisors is an integer number (2974422).

Almost surely, 223445042 is an apocalyptic number.

23445042 is an abundant number, since it is smaller than the sum of its proper divisors (24145710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23445042 is a wasteful number, since it uses less digits than its factorization.

23445042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58393.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 23445042 is about 4842.0080545162. The cubic root of 23445042 is about 286.2092540034.

Adding to 23445042 its reverse (24054432), we get a palindrome (47499474).

The spelling of 23445042 in words is "twenty-three million, four hundred forty-five thousand, forty-two".

Divisors: 1 2 3 6 67 134 201 402 58321 116642 174963 349926 3907507 7815014 11722521 23445042