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142411115 = 57111073457
BaseRepresentation
bin10000111110100…
…00010101101011
3100220222020022202
420133100111223
5242424123430
622044210415
73346321520
oct1037202553
9326866282
10142411115
1173429640
123b839a0b
1323672942
1414cb1147
15c780d45
hex87d056b

142411115 has 32 divisors (see below), whose sum is σ = 215115264. Its totient is φ = 87920640.

The previous prime is 142411109. The next prime is 142411121. The reversal of 142411115 is 511114241.

142411115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (142411109) and next prime (142411121).

It is not a de Polignac number, because 142411115 - 26 = 142411051 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39467 + ... + 42923.

It is an arithmetic number, because the mean of its divisors is an integer number (6722352).

Almost surely, 2142411115 is an apocalyptic number.

142411115 is a deficient number, since it is larger than the sum of its proper divisors (72704149).

142411115 is a wasteful number, since it uses less digits than its factorization.

142411115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3587.

The product of its digits is 160, while the sum is 20.

The square root of 142411115 is about 11933.6128226116. The cubic root of 142411115 is about 522.2133406182.

Adding to 142411115 its reverse (511114241), we get a palindrome (653525356).

The spelling of 142411115 in words is "one hundred forty-two million, four hundred eleven thousand, one hundred fifteen".

Divisors: 1 5 7 11 35 55 77 107 385 535 749 1177 3457 3745 5885 8239 17285 24199 38027 41195 120995 190135 266189 369899 1330945 1849495 2589293 4068889 12946465 20344445 28482223 142411115