Base | Representation |
---|---|
bin | 10001000010100… |
… | …10010001111011 |
3 | 100221222021102100 |
4 | 20201102101323 |
5 | 243043141410 |
6 | 22103434443 |
7 | 3353666322 |
oct | 1041222173 |
9 | 327867370 |
10 | 142943355 |
11 | 73762505 |
12 | 3ba55a23 |
13 | 237cac89 |
14 | 14dad0b9 |
15 | c8388c0 |
hex | 885247b |
142943355 has 12 divisors (see below), whose sum is σ = 247768560. Its totient is φ = 76236432.
The previous prime is 142943351. The next prime is 142943369. The reversal of 142943355 is 553349241.
142943355 is a `hidden beast` number, since 14 + 294 + 3 + 355 = 666.
It is not a de Polignac number, because 142943355 - 22 = 142943351 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142943351) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1588215 + ... + 1588304.
It is an arithmetic number, because the mean of its divisors is an integer number (20647380).
Almost surely, 2142943355 is an apocalyptic number.
142943355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
142943355 is a deficient number, since it is larger than the sum of its proper divisors (104825205).
142943355 is a wasteful number, since it uses less digits than its factorization.
142943355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3176530 (or 3176527 counting only the distinct ones).
The product of its digits is 64800, while the sum is 36.
The square root of 142943355 is about 11955.8920620755. The cubic root of 142943355 is about 522.8630962901.
The spelling of 142943355 in words is "one hundred forty-two million, nine hundred forty-three thousand, three hundred fifty-five".
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