Base | Representation |
---|---|
bin | 1000001101001110001… |
… | …1010000111100000000 |
3 | 111110220201011011020000 |
4 | 2003103203100330000 |
5 | 4302220434043324 |
6 | 144434042120000 |
7 | 13120550563032 |
oct | 2032343207400 |
9 | 443821134200 |
10 | 140988190464 |
11 | 5487a181280 |
12 | 233a87b0000 |
13 | 103ab525a94 |
14 | 6b76983c52 |
15 | 3a0286d9c9 |
hex | 20d38d0f00 |
140988190464 has 720 divisors, whose sum is σ = 480180535296. Its totient is φ = 40758681600.
The previous prime is 140988190361. The next prime is 140988190477. The reversal of 140988190464 is 464091889041.
It is a happy number.
140988190464 is a `hidden beast` number, since 1 + 4 + 0 + 98 + 8 + 1 + 90 + 464 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a self number, because there is not a number n which added to its sum of digits gives 140988190464.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 898013874 + ... + 898014030.
Almost surely, 2140988190464 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 140988190464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (240090267648).
140988190464 is an abundant number, since it is smaller than the sum of its proper divisors (339192344832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140988190464 is a wasteful number, since it uses less digits than its factorization.
140988190464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 354 (or 331 counting only the distinct ones).
The product of its (nonzero) digits is 1990656, while the sum is 54.
The spelling of 140988190464 in words is "one hundred forty billion, nine hundred eighty-eight million, one hundred ninety thousand, four hundred sixty-four".
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