Base | Representation |
---|---|
bin | 1010100100100… |
… | …10110001000110 |
3 | 20011212111012120 |
4 | 11102102301012 |
5 | 140200302132 |
6 | 12444430410 |
7 | 2124531525 |
oct | 522226106 |
9 | 204774176 |
10 | 88681542 |
11 | 46070834 |
12 | 25848406 |
13 | 154acab1 |
14 | bac64bc |
15 | 7bbb02c |
hex | 5492c46 |
88681542 has 16 divisors (see below), whose sum is σ = 177588480. Its totient is φ = 29522952.
The previous prime is 88681519. The next prime is 88681547. The reversal of 88681542 is 24518688.
It is a junction number, because it is equal to n+sod(n) for n = 88681494 and 88681503.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88681547) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4042 + ... + 13917.
It is an arithmetic number, because the mean of its divisors is an integer number (11099280).
Almost surely, 288681542 is an apocalyptic number.
88681542 is an abundant number, since it is smaller than the sum of its proper divisors (88906938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88681542 is a wasteful number, since it uses less digits than its factorization.
88681542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18787.
The product of its digits is 122880, while the sum is 42.
The square root of 88681542 is about 9417.0877663957. The cubic root of 88681542 is about 445.9413511196.
It can be divided in two parts, 886 and 81542, that added together give a palindrome (82428).
The spelling of 88681542 in words is "eighty-eight million, six hundred eighty-one thousand, five hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •