Base | Representation |
---|---|
bin | 101111101101000111… |
… | …0101001010011111101 |
3 | 100210102121022122012011 |
4 | 1133122032221103331 |
5 | 3134302023121000 |
6 | 115021323011221 |
7 | 10254460360534 |
oct | 1373216512375 |
9 | 323377278164 |
10 | 102445520125 |
11 | 3a4a0909613 |
12 | 17a30969b11 |
13 | 9878375680 |
14 | 4d5bb6d31b |
15 | 29e8ca32ba |
hex | 17da3a94fd |
102445520125 has 32 divisors (see below), whose sum is σ = 139345839360. Its totient is φ = 74740507200.
The previous prime is 102445520119. The next prime is 102445520131. The reversal of 102445520125 is 521025544201.
It is an interprime number because it is at equal distance from previous prime (102445520119) and next prime (102445520131).
It is not a de Polignac number, because 102445520125 - 215 = 102445487357 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 244905 + ... + 514654.
It is an arithmetic number, because the mean of its divisors is an integer number (4354557480).
Almost surely, 2102445520125 is an apocalyptic number.
It is an amenable number.
102445520125 is a deficient number, since it is larger than the sum of its proper divisors (36900319235).
102445520125 is an equidigital number, since it uses as much as digits as its factorization.
102445520125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 759670 (or 759660 counting only the distinct ones).
The product of its (nonzero) digits is 16000, while the sum is 31.
The spelling of 102445520125 in words is "one hundred two billion, four hundred forty-five million, five hundred twenty thousand, one hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •