Base | Representation |
---|---|
bin | 1000001010111111010… |
… | …0001000000101000100 |
3 | 111102100220222101001110 |
4 | 2002233310020011010 |
5 | 4300003442141402 |
6 | 144254343325020 |
7 | 13066650446601 |
oct | 2025764100504 |
9 | 442326871043 |
10 | 140388630852 |
11 | 545a17a4268 |
12 | 2325ba50770 |
13 | 10314252792 |
14 | 6b1b0b36a8 |
15 | 39b9ddb56c |
hex | 20afd08144 |
140388630852 has 48 divisors (see below), whose sum is σ = 365097378240. Its totient is φ = 41725412352.
The previous prime is 140388630847. The next prime is 140388630901. The reversal of 140388630852 is 258036883041.
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, 18106113 + ... + 18113864.
It is an arithmetic number, because the mean of its divisors is an integer number (7606195380).
Almost surely, 2140388630852 is an apocalyptic number.
140388630852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
140388630852 is an abundant number, since it is smaller than the sum of its proper divisors (224708747388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140388630852 is a wasteful number, since it uses less digits than its factorization.
140388630852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36220020 (or 36220018 counting only the distinct ones).
The product of its (nonzero) digits is 1105920, while the sum is 48.
The spelling of 140388630852 in words is "one hundred forty billion, three hundred eighty-eight million, six hundred thirty thousand, eight hundred fifty-two".
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