Base | Representation |
---|---|
bin | 10010110001011110110… |
… | …111001000101000011010 |
3 | 11120022221000022121221201 |
4 | 102301132313020220122 |
5 | 132114041403403003 |
6 | 2424353320024414 |
7 | 162130266344062 |
oct | 22613667105032 |
9 | 4508830277851 |
10 | 1290081700378 |
11 | 45813653a959 |
12 | 18a03990210a |
13 | 948673142b3 |
14 | 466242123a2 |
15 | 23858304b1d |
hex | 12c5edc8a1a |
1290081700378 has 16 divisors (see below), whose sum is σ = 2037166528320. Its totient is φ = 611032705056.
The previous prime is 1290081700361. The next prime is 1290081700403. The reversal of 1290081700378 is 8730071800921.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1225926 + ... + 2020657.
It is an arithmetic number, because the mean of its divisors is an integer number (127322908020).
Almost surely, 21290081700378 is an apocalyptic number.
1290081700378 is a deficient number, since it is larger than the sum of its proper divisors (747084827942).
1290081700378 is a wasteful number, since it uses less digits than its factorization.
1290081700378 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3257061.
The product of its (nonzero) digits is 169344, while the sum is 46.
The spelling of 1290081700378 in words is "one trillion, two hundred ninety billion, eighty-one million, seven hundred thousand, three hundred seventy-eight".
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