Base | Representation |
---|---|
bin | 1000001011001111100… |
… | …1101110101010100000 |
3 | 111102112201000110212121 |
4 | 2002303321232222200 |
5 | 4300124021132410 |
6 | 144305233234024 |
7 | 13101442400431 |
oct | 2026371565240 |
9 | 442481013777 |
10 | 140457208480 |
11 | 54627483696 |
12 | 2327aa02914 |
13 | 10325513a64 |
14 | 6b26245488 |
15 | 39c0e359da |
hex | 20b3e6eaa0 |
140457208480 has 48 divisors (see below), whose sum is σ = 331857547560. Its totient is φ = 56178245632.
The previous prime is 140457208429. The next prime is 140457208517. The reversal of 140457208480 is 84802754041.
It can be written as a sum of positive squares in 4 ways, for example, as 138506042896 + 1951165584 = 372164^2 + 44172^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2431776 + ... + 2488864.
Almost surely, 2140457208480 is an apocalyptic number.
140457208480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
140457208480 is an abundant number, since it is smaller than the sum of its proper divisors (191400339080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140457208480 is a wasteful number, since it uses less digits than its factorization.
140457208480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72481 (or 72473 counting only the distinct ones).
The product of its (nonzero) digits is 286720, while the sum is 43.
The spelling of 140457208480 in words is "one hundred forty billion, four hundred fifty-seven million, two hundred eight thousand, four hundred eighty".
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