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143321094 = 23278771297
BaseRepresentation
bin10001000101011…
…10100000000110
3100222200110120200
420202232200012
5243142233334
622115511330
73360131520
oct1042564006
9328613520
10143321094
11739a0294
123bbb8546
1323900ba7
141506aa10
15c8b0799
hex88ae806

143321094 has 48 divisors (see below), whose sum is σ = 355568928. Its totient is φ = 40870656.

The previous prime is 143321081. The next prime is 143321099. The reversal of 143321094 is 490123341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143321099) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109854 + ... + 111150.

It is an arithmetic number, because the mean of its divisors is an integer number (7407686).

Almost surely, 2143321094 is an apocalyptic number.

143321094 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

143321094 is an abundant number, since it is smaller than the sum of its proper divisors (212247834).

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

143321094 is a wasteful number, since it uses less digits than its factorization.

143321094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2189 (or 2186 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 143321094 is about 11971.6788296379. The cubic root of 143321094 is about 523.3232600691.

The spelling of 143321094 in words is "one hundred forty-three million, three hundred twenty-one thousand, ninety-four".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 877 1297 1754 2594 2631 3891 5262 6139 7782 7893 9079 11673 12278 15786 18158 18417 23346 27237 36834 54474 55251 81711 110502 163422 1137469 2274938 3412407 6824814 7962283 10237221 15924566 20474442 23886849 47773698 71660547 143321094