Base | Representation |
---|---|
bin | 10100001010010000011… |
… | …101100100110001100001 |
3 | 11220102222010102112120111 |
4 | 110022100131210301201 |
5 | 140144301201004332 |
6 | 2540240113211321 |
7 | 202043403254314 |
oct | 24122035446141 |
9 | 4812863375514 |
10 | 1385403141217 |
11 | 494600a57237 |
12 | 1a4600860b41 |
13 | a084875c124 |
14 | 4b0a7b6697b |
15 | 2608692e947 |
hex | 14290764c61 |
1385403141217 has 16 divisors (see below), whose sum is σ = 1440992588800. Its totient is φ = 1330771965120.
The previous prime is 1385403141203. The next prime is 1385403141251. The reversal of 1385403141217 is 7121413045831.
It is a cyclic number.
It is not a de Polignac number, because 1385403141217 - 219 = 1385402616929 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 1385403141217.
It is not an unprimeable number, because it can be changed into a prime (1385403121217) 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, 51375784 + ... + 51402742.
It is an arithmetic number, because the mean of its divisors is an integer number (90062036800).
Almost surely, 21385403141217 is an apocalyptic number.
It is an amenable number.
1385403141217 is a deficient number, since it is larger than the sum of its proper divisors (55589447583).
1385403141217 is a wasteful number, since it uses less digits than its factorization.
1385403141217 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44656.
The product of its (nonzero) digits is 80640, while the sum is 40.
The spelling of 1385403141217 in words is "one trillion, three hundred eighty-five billion, four hundred three million, one hundred forty-one thousand, two hundred seventeen".
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