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143430412 = 2235857603
BaseRepresentation
bin10001000110010…
…01001100001100
3100222220000112111
420203021030030
5243204233122
622122113404
73361065316
oct1043111414
9328800474
10143430412
1173a65434
124004b864
132393b888
14150987b6
15c8d2d77
hex88c930c

143430412 has 6 divisors (see below), whose sum is σ = 251003228. Its totient is φ = 71715204.

The previous prime is 143430379. The next prime is 143430431. The reversal of 143430412 is 214034341.

143430412 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 as a sum of consecutive naturals, namely, 17928798 + ... + 17928805.

Almost surely, 2143430412 is an apocalyptic number.

It is an amenable number.

143430412 is a deficient number, since it is larger than the sum of its proper divisors (107572816).

143430412 is a wasteful number, since it uses less digits than its factorization.

143430412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35857607 (or 35857605 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 143430412 is about 11976.2436514961. The cubic root of 143430412 is about 523.4562809930.

Adding to 143430412 its reverse (214034341), we get a palindrome (357464753).

The spelling of 143430412 in words is "one hundred forty-three million, four hundred thirty thousand, four hundred twelve".

Divisors: 1 2 4 35857603 71715206 143430412