Base | Representation |
---|---|
bin | 1000001011000011001… |
… | …0001100000000101111 |
3 | 111102102001120220222022 |
4 | 2002300302030000233 |
5 | 4300022123244022 |
6 | 144300124140355 |
7 | 13100235646310 |
oct | 2026062140057 |
9 | 442361526868 |
10 | 140404899887 |
11 | 545aa9a644a |
12 | 232653976bb |
13 | 1031772a925 |
14 | 6b1d30a607 |
15 | 39bb551c42 |
hex | 20b0c8c02f |
140404899887 has 8 divisors (see below), whose sum is σ = 168908150400. Its totient is φ = 114013001304.
The previous prime is 140404899689. The next prime is 140404899919. The reversal of 140404899887 is 788998404041.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 140404899887 - 210 = 140404898863 is a prime.
It is a super-2 number, since 2×1404048998872 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140400899887) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527837837 + ... + 527838102.
It is an arithmetic number, because the mean of its divisors is an integer number (21113518800).
Almost surely, 2140404899887 is an apocalyptic number.
140404899887 is a deficient number, since it is larger than the sum of its proper divisors (28503250513).
140404899887 is a wasteful number, since it uses less digits than its factorization.
140404899887 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1055675965.
The product of its (nonzero) digits is 18579456, while the sum is 62.
The spelling of 140404899887 in words is "one hundred forty billion, four hundred four million, eight hundred ninety-nine thousand, eight hundred eighty-seven".
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