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143430298 = 21159110501
BaseRepresentation
bin10001000110010…
…01001010011010
3100222220000101021
420203021022122
5243204232143
622122113054
73361065064
oct1043111232
9328800337
10143430298
1173a65340
124004b78a
132393b7cb
1415098734
15c8d2ced
hex88c929a

143430298 has 16 divisors (see below), whose sum is σ = 238684320. Its totient is φ = 64090000.

The previous prime is 143430289. The next prime is 143430299. The reversal of 143430298 is 892034341.

It is not an unprimeable number, because it can be changed into a prime (143430299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53953 + ... + 56548.

It is an arithmetic number, because the mean of its divisors is an integer number (14917770).

Almost surely, 2143430298 is an apocalyptic number.

143430298 is a deficient number, since it is larger than the sum of its proper divisors (95254022).

143430298 is a wasteful number, since it uses less digits than its factorization.

143430298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110573.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 143430298 is about 11976.2388920729. The cubic root of 143430298 is about 523.4561423101.

The spelling of 143430298 in words is "one hundred forty-three million, four hundred thirty thousand, two hundred ninety-eight".

Divisors: 1 2 11 22 59 118 649 1298 110501 221002 1215511 2431022 6519559 13039118 71715149 143430298