Base | Representation |
---|---|
bin | 11101001111011… |
… | …00010000001110 |
3 | 122002112211000001 |
4 | 32213230100032 |
5 | 1000243122102 |
6 | 40201154514 |
7 | 6035616151 |
oct | 1647542016 |
9 | 562484001 |
10 | 245285902 |
11 | 116503a24 |
12 | 6a18ba3a |
13 | 3ba81ab4 |
14 | 2480dc98 |
15 | 16802487 |
hex | e9ec40e |
245285902 has 4 divisors (see below), whose sum is σ = 367928856. Its totient is φ = 122642950.
The previous prime is 245285899. The next prime is 245285917. The reversal of 245285902 is 209582542.
245285902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61321474 + ... + 61321477.
It is an arithmetic number, because the mean of its divisors is an integer number (91982214).
Almost surely, 2245285902 is an apocalyptic number.
245285902 is a deficient number, since it is larger than the sum of its proper divisors (122642954).
245285902 is a wasteful number, since it uses less digits than its factorization.
245285902 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122642953.
The product of its (nonzero) digits is 57600, while the sum is 37.
The square root of 245285902 is about 15661.6059840618. The cubic root of 245285902 is about 625.9757788163.
The spelling of 245285902 in words is "two hundred forty-five million, two hundred eighty-five thousand, nine hundred two".
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