Base | Representation |
---|---|
bin | 10000110001101… |
… | …10100110000010 |
3 | 100210210222010000 |
4 | 20120312212002 |
5 | 242011422202 |
6 | 21544220430 |
7 | 3326131500 |
oct | 1030664602 |
9 | 323728100 |
10 | 140732802 |
11 | 72492701 |
12 | 3b16a716 |
13 | 23205a62 |
14 | 14995670 |
15 | c54d91c |
hex | 8636982 |
140732802 has 60 divisors (see below), whose sum is σ = 366851430. Its totient is φ = 40207104.
The previous prime is 140732797. The next prime is 140732807. The reversal of 140732802 is 208237041.
It is an interprime number because it is at equal distance from previous prime (140732797) and next prime (140732807).
It can be written as a sum of positive squares in only one way, i.e., 110691441 + 30041361 = 10521^2 + 5481^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (140732807) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 927 + ... + 16802.
Almost surely, 2140732802 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 140732802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183425715).
140732802 is an abundant number, since it is smaller than the sum of its proper divisors (226118628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140732802 is a wasteful number, since it uses less digits than its factorization.
140732802 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17757 (or 17741 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 140732802 is about 11863.0856862791. The cubic root of 140732802 is about 520.1538031237.
Adding to 140732802 its reverse (208237041), we get a palindrome (348969843).
The spelling of 140732802 in words is "one hundred forty million, seven hundred thirty-two thousand, eight hundred two".
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