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142103116 = 22109332503
BaseRepresentation
bin10000111100001…
…01001001001100
3100220101120211101
420132011021030
5242334244431
622033432444
73343566541
oct1036051114
9326346741
10142103116
11732391a1
123b70b724
13235956ac
1414c30bc8
15c71e961
hex878524c

142103116 has 12 divisors (see below), whose sum is σ = 248915632. Its totient is φ = 70984368.

The previous prime is 142103111. The next prime is 142103141. The reversal of 142103116 is 611301241.

It is a junction number, because it is equal to n+sod(n) for n = 142103093 and 142103102.

It is not an unprimeable number, because it can be changed into a prime (142103111) 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 3 ways as a sum of consecutive naturals, for example, 11880 + ... + 20623.

Almost surely, 2142103116 is an apocalyptic number.

It is an amenable number.

142103116 is a deficient number, since it is larger than the sum of its proper divisors (106812516).

142103116 is a wasteful number, since it uses less digits than its factorization.

142103116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33600 (or 33598 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 142103116 is about 11920.7011538751. The cubic root of 142103116 is about 521.8365973678.

Adding to 142103116 its reverse (611301241), we get a palindrome (753404357).

The spelling of 142103116 in words is "one hundred forty-two million, one hundred three thousand, one hundred sixteen".

Divisors: 1 2 4 1093 2186 4372 32503 65006 130012 35525779 71051558 142103116