Base | Representation |
---|---|
bin | 101000111100000000… |
… | …1101001100110000001 |
3 | 22101220210220101011202 |
4 | 1101320001221212001 |
5 | 2420021214404403 |
6 | 104215305350545 |
7 | 6231365355521 |
oct | 1217001514601 |
9 | 271823811152 |
10 | 87913044353 |
11 | 34313692462 |
12 | 15055a98455 |
13 | 83a0650894 |
14 | 437da89681 |
15 | 244803e688 |
hex | 1478069981 |
87913044353 has 8 divisors (see below), whose sum is σ = 88407914280. Its totient is φ = 87419139840.
The previous prime is 87913044347. The next prime is 87913044361. The reversal of 87913044353 is 35344031978.
It can be written as a sum of positive squares in 4 ways, for example, as 17832130369 + 70080913984 = 133537^2 + 264728^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 87913044353 - 222 = 87908850049 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 87913044298 and 87913044307.
It is not an unprimeable number, because it can be changed into a prime (87913044383) 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, 58328 + ... + 423353.
It is an arithmetic number, because the mean of its divisors is an integer number (11050989285).
Almost surely, 287913044353 is an apocalyptic number.
It is an amenable number.
87913044353 is a deficient number, since it is larger than the sum of its proper divisors (494869927).
87913044353 is a wasteful number, since it uses less digits than its factorization.
87913044353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482707.
The product of its (nonzero) digits is 1088640, while the sum is 47.
The spelling of 87913044353 in words is "eighty-seven billion, nine hundred thirteen million, forty-four thousand, three hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •