Base | Representation |
---|---|
bin | 100100101011000… |
… | …1001011010011111 |
3 | 10011202111000221222 |
4 | 1021112021122133 |
5 | 10010004324440 |
6 | 322034443555 |
7 | 42331303310 |
oct | 11126113237 |
9 | 3152430858 |
10 | 1230542495 |
11 | 581677876 |
12 | 2a41335bb |
13 | 167c29370 |
14 | b9600607 |
15 | 730702b5 |
hex | 4958969f |
1230542495 has 32 divisors (see below), whose sum is σ = 1819843200. Its totient is φ = 777853440.
The previous prime is 1230542491. The next prime is 1230542503. The reversal of 1230542495 is 5942450321.
It is not a de Polignac number, because 1230542495 - 22 = 1230542491 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1230542491) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 481481 + ... + 484029.
It is an arithmetic number, because the mean of its divisors is an integer number (56870100).
Almost surely, 21230542495 is an apocalyptic number.
1230542495 is a deficient number, since it is larger than the sum of its proper divisors (589300705).
1230542495 is a wasteful number, since it uses less digits than its factorization.
1230542495 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3635.
The product of its (nonzero) digits is 43200, while the sum is 35.
The square root of 1230542495 is about 35079.0891415384. The cubic root of 1230542495 is about 1071.5987672784.
The spelling of 1230542495 in words is "one billion, two hundred thirty million, five hundred forty-two thousand, four hundred ninety-five".
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