Base | Representation |
---|---|
bin | 11011011000110001011111… |
… | …010010010100000011100001 |
3 | 120210110212122000012020122221 |
4 | 123120301133102110003201 |
5 | 111241421401320012111 |
6 | 1104101451031031041 |
7 | 34241125616560432 |
oct | 3330613722240341 |
9 | 523425560166587 |
10 | 120449661485281 |
11 | 35419461879527 |
12 | 11613b4bb0b481 |
13 | 522947b64345b |
14 | 21a5b1aa05489 |
15 | ddd28ad28371 |
hex | 6d8c5f4940e1 |
120449661485281 has 8 divisors (see below), whose sum is σ = 120551581080000. Its totient is φ = 120347770648560.
The previous prime is 120449661485273. The next prime is 120449661485287. The reversal of 120449661485281 is 182584166944021.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 120449661485281 - 23 = 120449661485273 is a prime.
It is a super-2 number, since 2×1204496614852812 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120449661485287) 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, 1194955 + ... + 15566863.
It is an arithmetic number, because the mean of its divisors is an integer number (15068947635000).
Almost surely, 2120449661485281 is an apocalyptic number.
It is an amenable number.
120449661485281 is a deficient number, since it is larger than the sum of its proper divisors (101919594719).
120449661485281 is a wasteful number, since it uses less digits than its factorization.
120449661485281 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14378999.
The product of its (nonzero) digits is 26542080, while the sum is 61.
The spelling of 120449661485281 in words is "one hundred twenty trillion, four hundred forty-nine billion, six hundred sixty-one million, four hundred eighty-five thousand, two hundred eighty-one".
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