Base | Representation |
---|---|
bin | 1110010011101111000110… |
… | …11111100010111000000001 |
3 | 11010101222020202202112101110 |
4 | 13021313203133202320001 |
5 | 13111003144221444140 |
6 | 150530323022553533 |
7 | 6425142312243444 |
oct | 711674337427001 |
9 | 133358222675343 |
10 | 31464452140545 |
11 | a030aa9a584a6 |
12 | 36420314388a9 |
13 | 1473114c90a98 |
14 | 7aac5d85765b |
15 | 3986e1474380 |
hex | 1c9de37e2e01 |
31464452140545 has 16 divisors (see below), whose sum is σ = 50651976946752. Its totient is φ = 16678089967680.
The previous prime is 31464452140523. The next prime is 31464452140559. The reversal of 31464452140545 is 54504125446413.
It is not a de Polignac number, because 31464452140545 - 212 = 31464452136449 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31464452140494 and 31464452140503.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6434445846 + ... + 6434450735.
It is an arithmetic number, because the mean of its divisors is an integer number (3165748559172).
Almost surely, 231464452140545 is an apocalyptic number.
It is an amenable number.
31464452140545 is a deficient number, since it is larger than the sum of its proper divisors (19187524806207).
31464452140545 is a wasteful number, since it uses less digits than its factorization.
31464452140545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12868896752.
The product of its (nonzero) digits is 4608000, while the sum is 48.
Adding to 31464452140545 its reverse (54504125446413), we get a palindrome (85968577586958).
The spelling of 31464452140545 in words is "thirty-one trillion, four hundred sixty-four billion, four hundred fifty-two million, one hundred forty thousand, five hundred forty-five".
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