Base | Representation |
---|---|
bin | 1111000101000… |
… | …10100100000001 |
3 | 22211000121111011 |
4 | 13202202210001 |
5 | 224340314402 |
6 | 20315120521 |
7 | 3064122010 |
oct | 742424401 |
9 | 284017434 |
10 | 126494977 |
11 | 65448604 |
12 | 36443141 |
13 | 2028c2cb |
14 | 12b2aa77 |
15 | b189ed7 |
hex | 78a2901 |
126494977 has 16 divisors (see below), whose sum is σ = 154206720. Its totient is φ = 101288448.
The previous prime is 126494969. The next prime is 126494981. The reversal of 126494977 is 779494621.
It is not a de Polignac number, because 126494977 - 23 = 126494969 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 126494977.
It is not an unprimeable number, because it can be changed into a prime (126494957) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12424 + ... + 20182.
It is an arithmetic number, because the mean of its divisors is an integer number (9637920).
Almost surely, 2126494977 is an apocalyptic number.
126494977 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
126494977 is a deficient number, since it is larger than the sum of its proper divisors (27711743).
126494977 is a wasteful number, since it uses less digits than its factorization.
126494977 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7920.
The product of its digits is 762048, while the sum is 49.
The square root of 126494977 is about 11246.9985773983. The cubic root of 126494977 is about 501.9854085376.
The spelling of 126494977 in words is "one hundred twenty-six million, four hundred ninety-four thousand, nine hundred seventy-seven".
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