Base | Representation |
---|---|
bin | 1011100101101… |
… | …11001110011101 |
3 | 20202221021001200 |
4 | 11302313032131 |
5 | 144342010420 |
6 | 13351430113 |
7 | 2260231506 |
oct | 562671635 |
9 | 222837050 |
10 | 97219485 |
11 | 4a972490 |
12 | 28685339 |
13 | 171ac02c |
14 | cca9bad |
15 | 8805b90 |
hex | 5cb739d |
97219485 has 48 divisors (see below), whose sum is σ = 193527360. Its totient is φ = 44651520.
The previous prime is 97219457. The next prime is 97219489. The reversal of 97219485 is 58491279.
It is not a de Polignac number, because 97219485 - 213 = 97211293 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 97219485.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97219489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4237 + ... + 14573.
It is an arithmetic number, because the mean of its divisors is an integer number (4031820).
Almost surely, 297219485 is an apocalyptic number.
97219485 is a gapful number since it is divisible by the number (95) formed by its first and last digit.
It is an amenable number.
97219485 is a deficient number, since it is larger than the sum of its proper divisors (96307875).
97219485 is a wasteful number, since it uses less digits than its factorization.
97219485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10378 (or 10375 counting only the distinct ones).
The product of its digits is 181440, while the sum is 45.
The square root of 97219485 is about 9859.9941683553. The cubic root of 97219485 is about 459.8163807153.
It can be divided in two parts, 972194 and 85, that added together give a palindrome (972279).
The spelling of 97219485 in words is "ninety-seven million, two hundred nineteen thousand, four hundred eighty-five".
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