Base | Representation |
---|---|
bin | 10001000110001… |
… | …11011001011110 |
3 | 100222212122110120 |
4 | 20203013121132 |
5 | 243204014240 |
6 | 22122015410 |
7 | 3361035030 |
oct | 1043073136 |
9 | 328778416 |
10 | 143423070 |
11 | 73a5a96a |
12 | 40047566 |
13 | 2393842b |
14 | 15095c50 |
15 | c8d0ad0 |
hex | 88c765e |
143423070 has 32 divisors (see below), whose sum is σ = 393389568. Its totient is φ = 32782368.
The previous prime is 143423057. The next prime is 143423089. The reversal of 143423070 is 70324341.
143423070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 143423070.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341274 + ... + 341693.
It is an arithmetic number, because the mean of its divisors is an integer number (12293424).
Almost surely, 2143423070 is an apocalyptic number.
143423070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
143423070 is an abundant number, since it is smaller than the sum of its proper divisors (249966498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143423070 is a wasteful number, since it uses less digits than its factorization.
143423070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 682984.
The product of its (nonzero) digits is 2016, while the sum is 24.
The square root of 143423070 is about 11975.9371240834. The cubic root of 143423070 is about 523.4473491783.
The spelling of 143423070 in words is "one hundred forty-three million, four hundred twenty-three thousand, seventy".
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