Base | Representation |
---|---|
bin | 101111100111000100… |
… | …0010000110110000101 |
3 | 100202220110100011222210 |
4 | 1133032020100312011 |
5 | 3133343041123303 |
6 | 114545232014033 |
7 | 10246444041003 |
oct | 1371610206605 |
9 | 322813304883 |
10 | 102242520453 |
11 | 3a3a7267997 |
12 | 17994991319 |
13 | 98452aac18 |
14 | 4d3cc09a73 |
15 | 29d6055203 |
hex | 17ce210d85 |
102242520453 has 32 divisors (see below), whose sum is σ = 152476646400. Its totient is φ = 60560822016.
The previous prime is 102242520421. The next prime is 102242520461. The reversal of 102242520453 is 354025242201.
It is not a de Polignac number, because 102242520453 - 25 = 102242520421 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 102242520453.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102242520463) 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 31 ways as a sum of consecutive naturals, for example, 87808 + ... + 460646.
It is an arithmetic number, because the mean of its divisors is an integer number (4764895200).
Almost surely, 2102242520453 is an apocalyptic number.
It is an amenable number.
102242520453 is a deficient number, since it is larger than the sum of its proper divisors (50234125947).
102242520453 is a wasteful number, since it uses less digits than its factorization.
102242520453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 373161.
The product of its (nonzero) digits is 19200, while the sum is 30.
Adding to 102242520453 its reverse (354025242201), we get a palindrome (456267762654).
The spelling of 102242520453 in words is "one hundred two billion, two hundred forty-two million, five hundred twenty thousand, four hundred fifty-three".
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