Base | Representation |
---|---|
bin | 10100110101001111110… |
… | …110110001111100010000 |
3 | 12001212010010222112010220 |
4 | 110311033312301330100 |
5 | 141423320322314333 |
6 | 3013352405553040 |
7 | 205266326056401 |
oct | 24651766617420 |
9 | 5055103875126 |
10 | 1431563869968 |
11 | 502139535a41 |
12 | 1b1543a15780 |
13 | a4cc3c947cb |
14 | 4d4066219a8 |
15 | 273891ec8b3 |
hex | 14d4fdb1f10 |
1431563869968 has 160 divisors (see below), whose sum is σ = 3902376517632. Its totient is φ = 451766515200.
The previous prime is 1431563869951. The next prime is 1431563869973. The reversal of 1431563869968 is 8699683651341.
It is a super-2 number, since 2×14315638699682 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8405013 + ... + 8573643.
Almost surely, 21431563869968 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1431563869968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1951188258816).
1431563869968 is an abundant number, since it is smaller than the sum of its proper divisors (2470812647664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1431563869968 is a wasteful number, since it uses less digits than its factorization.
1431563869968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168813 (or 168807 counting only the distinct ones).
The product of its digits is 201553920, while the sum is 69.
The spelling of 1431563869968 in words is "one trillion, four hundred thirty-one billion, five hundred sixty-three million, eight hundred sixty-nine thousand, nine hundred sixty-eight".
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