Base | Representation |
---|---|
bin | 111010111100100… |
… | …000111100111110 |
3 | 2112220212110120202 |
4 | 322330200330332 |
5 | 4011132122032 |
6 | 242044243502 |
7 | 33335604146 |
oct | 7274407476 |
9 | 2486773522 |
10 | 988942142 |
11 | 468260961 |
12 | 237240592 |
13 | 129b67c86 |
14 | 954ad926 |
15 | 5bc49d62 |
hex | 3af20f3e |
988942142 has 16 divisors (see below), whose sum is σ = 1535516160. Its totient is φ = 477314208.
The previous prime is 988942133. The next prime is 988942147. The reversal of 988942142 is 241249889.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (988942147) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43217 + ... + 62012.
It is an arithmetic number, because the mean of its divisors is an integer number (95969760).
Almost surely, 2988942142 is an apocalyptic number.
988942142 is a deficient number, since it is larger than the sum of its proper divisors (546574018).
988942142 is a wasteful number, since it uses less digits than its factorization.
988942142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105395.
The product of its digits is 331776, while the sum is 47.
The square root of 988942142 is about 31447.4504848962. The cubic root of 988942142 is about 996.3003770022.
The spelling of 988942142 in words is "nine hundred eighty-eight million, nine hundred forty-two thousand, one hundred forty-two".
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