Base | Representation |
---|---|
bin | 111001111000100101… |
… | …1101000101100111001 |
3 | 102212212001121210212001 |
4 | 1303301023220230321 |
5 | 4014034143144031 |
6 | 133034413021001 |
7 | 11660255560141 |
oct | 1636113505471 |
9 | 385761553761 |
10 | 124305443641 |
11 | 48799200705 |
12 | 20111784761 |
13 | b950191562 |
14 | 6033089921 |
15 | 3377e62861 |
hex | 1cf12e8b39 |
124305443641 has 8 divisors (see below), whose sum is σ = 124709050440. Its totient is φ = 123902268672.
The previous prime is 124305443627. The next prime is 124305443683. The reversal of 124305443641 is 146344503421.
It can be written as a sum of positive squares in 4 ways, for example, as 51667108416 + 72638335225 = 227304^2 + 269515^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-124305443641 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 124305443641.
It is not an unprimeable number, because it can be changed into a prime (124305446641) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473761 + ... + 687793.
It is an arithmetic number, because the mean of its divisors is an integer number (15588631305).
Almost surely, 2124305443641 is an apocalyptic number.
It is an amenable number.
124305443641 is a deficient number, since it is larger than the sum of its proper divisors (403606799).
124305443641 is a wasteful number, since it uses less digits than its factorization.
124305443641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 215915.
The product of its (nonzero) digits is 138240, while the sum is 37.
The spelling of 124305443641 in words is "one hundred twenty-four billion, three hundred five million, four hundred forty-three thousand, six hundred forty-one".
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