Base | Representation |
---|---|
bin | 1000001100101101000… |
… | …0100010010001001001 |
3 | 111110120000100202012102 |
4 | 2003023100202101021 |
5 | 4301424330003420 |
6 | 144412152123145 |
7 | 13114241165411 |
oct | 2031320422111 |
9 | 443500322172 |
10 | 140849062985 |
11 | 54808695794 |
12 | 2336a0964b5 |
13 | 10388762927 |
14 | 6b622c9641 |
15 | 39e553aa75 |
hex | 20cb422449 |
140849062985 has 8 divisors (see below), whose sum is σ = 169022663880. Its totient is φ = 112676724864.
The previous prime is 140849062961. The next prime is 140849063093. The reversal of 140849062985 is 589260948041.
It can be written as a sum of positive squares in 4 ways, for example, as 39669087241 + 101179975744 = 199171^2 + 318088^2 .
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 140849062985 - 214 = 140849046601 is a prime.
It is a super-2 number, since 2×1408490629852 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 140849062985.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49970 + ... + 533099.
It is an arithmetic number, because the mean of its divisors is an integer number (21127832985).
Almost surely, 2140849062985 is an apocalyptic number.
It is an amenable number.
140849062985 is a deficient number, since it is larger than the sum of its proper divisors (28173600895).
140849062985 is an equidigital number, since it uses as much as digits as its factorization.
140849062985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 631387.
The product of its (nonzero) digits is 4976640, while the sum is 56.
The spelling of 140849062985 in words is "one hundred forty billion, eight hundred forty-nine million, sixty-two thousand, nine hundred eighty-five".
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