Base | Representation |
---|---|
bin | 10001000000100… |
… | …10110110100001 |
3 | 100221111002001001 |
4 | 20200102312201 |
5 | 243011333203 |
6 | 22054112001 |
7 | 3351535015 |
oct | 1040226641 |
9 | 327432031 |
10 | 142683553 |
11 | 735a52a1 |
12 | 3b94b601 |
13 | 2373994c |
14 | 14d42545 |
15 | c7d691d |
hex | 8812da1 |
142683553 has 4 divisors (see below), whose sum is σ = 142841088. Its totient is φ = 142526020.
The previous prime is 142683551. The next prime is 142683571. The reversal of 142683553 is 355386241.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 142683553 - 21 = 142683551 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142683551) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77401 + ... + 79222.
It is an arithmetic number, because the mean of its divisors is an integer number (35710272).
Almost surely, 2142683553 is an apocalyptic number.
It is an amenable number.
142683553 is a deficient number, since it is larger than the sum of its proper divisors (157535).
142683553 is an equidigital number, since it uses as much as digits as its factorization.
142683553 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157534.
The product of its digits is 86400, while the sum is 37.
The square root of 142683553 is about 11945.0221012772. The cubic root of 142683553 is about 522.5461333014.
The spelling of 142683553 in words is "one hundred forty-two million, six hundred eighty-three thousand, five hundred fifty-three".
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