Base | Representation |
---|---|
bin | 1111001011001… |
… | …01110100010100 |
3 | 22212112020120000 |
4 | 13211211310110 |
5 | 230041412430 |
6 | 20344211300 |
7 | 3103662456 |
oct | 745456424 |
9 | 285466500 |
10 | 127294740 |
11 | 65944471 |
12 | 36769b30 |
13 | 204ac341 |
14 | 12c982d6 |
15 | b296e60 |
hex | 7965d14 |
127294740 has 60 divisors (see below), whose sum is σ = 399333396. Its totient is φ = 33944832.
The previous prime is 127294703. The next prime is 127294747. The reversal of 127294740 is 47492721.
It can be written as a sum of positive squares in 2 ways, for example, as 81974916 + 45319824 = 9054^2 + 6732^2 .
It is a tau number, because it is divible by the number of its divisors (60).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 127294695 and 127294704.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (127294747) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 37669 + ... + 40908.
Almost surely, 2127294740 is an apocalyptic number.
127294740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
127294740 is an abundant number, since it is smaller than the sum of its proper divisors (272038656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
127294740 is a wasteful number, since it uses less digits than its factorization.
127294740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78598 (or 78587 counting only the distinct ones).
The product of its (nonzero) digits is 28224, while the sum is 36.
The square root of 127294740 is about 11282.4970640368. The cubic root of 127294740 is about 503.0411190228.
The spelling of 127294740 in words is "one hundred twenty-seven million, two hundred ninety-four thousand, seven hundred forty".
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