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140076017 = 613228509
BaseRepresentation
bin10000101100101…
…10001111110001
3100202120121011122
420112112033301
5241324413032
621522152025
73320424614
oct1026261761
9322517148
10140076017
1172084204
123aab2615
1323035b23
141486417b
15c46e012
hex85963f1

140076017 has 4 divisors (see below), whose sum is σ = 140305140. Its totient is φ = 139846896.

The previous prime is 140075993. The next prime is 140076019. The reversal of 140076017 is 710670041.

140076017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72573361 + 67502656 = 8519^2 + 8216^2 .

It is a cyclic number.

It is not a de Polignac number, because 140076017 - 26 = 140075953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140076019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113642 + ... + 114867.

It is an arithmetic number, because the mean of its divisors is an integer number (35076285).

Almost surely, 2140076017 is an apocalyptic number.

It is an amenable number.

140076017 is a deficient number, since it is larger than the sum of its proper divisors (229123).

140076017 is an equidigital number, since it uses as much as digits as its factorization.

140076017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229122.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 140076017 is about 11835.3714348135. The cubic root of 140076017 is about 519.3433736148.

The spelling of 140076017 in words is "one hundred forty million, seventy-six thousand, seventeen".

Divisors: 1 613 228509 140076017