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143315044 = 22434911697
BaseRepresentation
bin10001000101011…
…01000001100100
3100222200011021121
420202231001210
5243142040134
622115423324
73360105055
oct1042550144
9328604247
10143315044
1173996794
123bbb4b44
13238cb202
141506872c
15c8adab4
hex88ad064

143315044 has 24 divisors (see below), whose sum is σ = 257308128. Its totient is φ = 69807360.

The previous prime is 143315027. The next prime is 143315057. The reversal of 143315044 is 440513341.

143315044 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83604 + ... + 85300.

It is an arithmetic number, because the mean of its divisors is an integer number (10721172).

Almost surely, 2143315044 is an apocalyptic number.

It is an amenable number.

143315044 is a deficient number, since it is larger than the sum of its proper divisors (113993084).

143315044 is a wasteful number, since it uses less digits than its factorization.

143315044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235 (or 2233 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 143315044 is about 11971.4261472892. The cubic root of 143315044 is about 523.3158963001.

Adding to 143315044 its reverse (440513341), we get a palindrome (583828385).

The spelling of 143315044 in words is "one hundred forty-three million, three hundred fifteen thousand, forty-four".

Divisors: 1 2 4 43 86 172 491 982 1697 1964 3394 6788 21113 42226 72971 84452 145942 291884 833227 1666454 3332908 35828761 71657522 143315044