Base | Representation |
---|---|
bin | 1000010100001100000… |
… | …1101111111010110001 |
3 | 111122202001101022122010 |
4 | 2011003001233322301 |
5 | 4320033230441112 |
6 | 145343412233133 |
7 | 13215110545344 |
oct | 2050301577261 |
9 | 448661338563 |
10 | 142858452657 |
11 | 55649965a08 |
12 | 2382b00b7a9 |
13 | 10618b46abb |
14 | 6cb310a45b |
15 | 3ab1b5563c |
hex | 214306feb1 |
142858452657 has 8 divisors (see below), whose sum is σ = 195625989376. Its totient is φ = 92664942192.
The previous prime is 142858452643. The next prime is 142858452703. The reversal of 142858452657 is 756254858241.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142858452657 - 26 = 142858452593 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 142858452597 and 142858452606.
It is not an unprimeable number, because it can be changed into a prime (142858452557) 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, 643506433 + ... + 643506654.
It is an arithmetic number, because the mean of its divisors is an integer number (24453248672).
Almost surely, 2142858452657 is an apocalyptic number.
It is an amenable number.
142858452657 is a deficient number, since it is larger than the sum of its proper divisors (52767536719).
142858452657 is a wasteful number, since it uses less digits than its factorization.
142858452657 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1287013127.
The product of its digits is 21504000, while the sum is 57.
The spelling of 142858452657 in words is "one hundred forty-two billion, eight hundred fifty-eight million, four hundred fifty-two thousand, six hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •