Base | Representation |
---|---|
bin | 10001111101000000011… |
… | …10010001100110000110 |
3 | 2011222020121202120112120 |
4 | 20332200032101212012 |
5 | 40101321303414344 |
6 | 1151215131030410 |
7 | 62365401025002 |
oct | 10764016214606 |
9 | 2158217676476 |
10 | 616868419974 |
11 | 218681161154 |
12 | 9b677b9b406 |
13 | 4622a600bc1 |
14 | 21bdc6b1702 |
15 | 110a5c03219 |
hex | 8fa0391986 |
616868419974 has 32 divisors (see below), whose sum is σ = 1298833004160. Its totient is φ = 194776156800.
The previous prime is 616868419957. The next prime is 616868420023. The reversal of 616868419974 is 479914868616.
It is a super-2 number, since 2×6168684199742 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 616868419899 and 616868419908.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 586429 + ... + 1256039.
It is an arithmetic number, because the mean of its divisors is an integer number (40588531380).
Almost surely, 2616868419974 is an apocalyptic number.
616868419974 is an abundant number, since it is smaller than the sum of its proper divisors (681964584186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
616868419974 is a wasteful number, since it uses less digits than its factorization.
616868419974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 677716.
The product of its digits is 125411328, while the sum is 69.
The spelling of 616868419974 in words is "six hundred sixteen billion, eight hundred sixty-eight million, four hundred nineteen thousand, nine hundred seventy-four".
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