Base | Representation |
---|---|
bin | 1111000110000… |
… | …11101001000001 |
3 | 22211021111100020 |
4 | 13203003221001 |
5 | 224404133330 |
6 | 20322044053 |
7 | 3065225013 |
oct | 743035101 |
9 | 284244306 |
10 | 126630465 |
11 | 65530385 |
12 | 364a9629 |
13 | 20308b90 |
14 | 12b641b3 |
15 | b1b5210 |
hex | 78c3a41 |
126630465 has 32 divisors (see below), whose sum is σ = 224103936. Its totient is φ = 60652800.
The previous prime is 126630463. The next prime is 126630473. The reversal of 126630465 is 564036621.
It is not a de Polignac number, because 126630465 - 21 = 126630463 is a prime.
It is a super-2 number, since 2×1266304652 = 32070549332232450, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (126630463) 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, 1561 + ... + 15990.
It is an arithmetic number, because the mean of its divisors is an integer number (7003248).
Almost surely, 2126630465 is an apocalyptic number.
126630465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
126630465 is a deficient number, since it is larger than the sum of its proper divisors (97473471).
126630465 is a wasteful number, since it uses less digits than its factorization.
126630465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17609.
The product of its (nonzero) digits is 25920, while the sum is 33.
The square root of 126630465 is about 11253.0202612454. The cubic root of 126630465 is about 502.1645690922.
The spelling of 126630465 in words is "one hundred twenty-six million, six hundred thirty thousand, four hundred sixty-five".
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