Base | Representation |
---|---|
bin | 100101000010010… |
… | …0001100100111111 |
3 | 10012121100201001110 |
4 | 1022010201210333 |
5 | 10021112400340 |
6 | 323151213103 |
7 | 42536530230 |
oct | 11204414477 |
9 | 3177321043 |
10 | 1242700095 |
11 | 588520a7a |
12 | 2a8217193 |
13 | 16a5c5000 |
14 | bb087087 |
15 | 74172680 |
hex | 4a12193f |
1242700095 has 64 divisors (see below), whose sum is σ = 2462100480. Its totient is φ = 524294784.
The previous prime is 1242700091. The next prime is 1242700117. The reversal of 1242700095 is 5900072421.
It is not a de Polignac number, because 1242700095 - 22 = 1242700091 is a prime.
It is a super-2 number, since 2×12427000952 = 3088607052226018050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1242700091) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 227992 + ... + 233378.
It is an arithmetic number, because the mean of its divisors is an integer number (38470320).
Almost surely, 21242700095 is an apocalyptic number.
1242700095 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1242700095 is a deficient number, since it is larger than the sum of its proper divisors (1219400385).
1242700095 is an equidigital number, since it uses as much as digits as its factorization.
1242700095 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5441 (or 5415 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 1242700095 is about 35251.9516481003. The cubic root of 1242700095 is about 1075.1162938908.
The spelling of 1242700095 in words is "one billion, two hundred forty-two million, seven hundred thousand, ninety-five".
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