Base | Representation |
---|---|
bin | 1101011001011001110… |
… | …0111110111110011001 |
3 | 211000002001211201122022 |
4 | 3112112130332332121 |
5 | 12232330301301230 |
6 | 253422144504225 |
7 | 22425342010130 |
oct | 3262634767631 |
9 | 730061751568 |
10 | 230157447065 |
11 | 89677973577 |
12 | 3873331b075 |
13 | 1891c1bca00 |
14 | b1d53d2917 |
15 | 5ec0cee1e5 |
hex | 359673ef99 |
230157447065 has 24 divisors (see below), whose sum is σ = 341792572608. Its totient is φ = 145682072640.
The previous prime is 230157447053. The next prime is 230157447109. The reversal of 230157447065 is 560744751032.
It is a happy number.
It is not a de Polignac number, because 230157447065 - 220 = 230156398489 is a prime.
It is a super-2 number, since 2×2301574470652 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19449491 + ... + 19461320.
It is an arithmetic number, because the mean of its divisors is an integer number (14241357192).
Almost surely, 2230157447065 is an apocalyptic number.
It is an amenable number.
230157447065 is a deficient number, since it is larger than the sum of its proper divisors (111635125543).
230157447065 is a wasteful number, since it uses less digits than its factorization.
230157447065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38910849 (or 38910836 counting only the distinct ones).
The product of its (nonzero) digits is 705600, while the sum is 44.
The spelling of 230157447065 in words is "two hundred thirty billion, one hundred fifty-seven million, four hundred forty-seven thousand, sixty-five".
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