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140700886 = 2110363781
BaseRepresentation
bin10000110001011…
…10110011010110
3100210202100022221
420120232303112
5242004412021
621543412554
73325636444
oct1030566326
9323670287
10140700886
1172470727
123b15415a
13231c4381
1414987b94
15c544241
hex862ecd6

140700886 has 8 divisors (see below), whose sum is σ = 211245984. Its totient is φ = 70285560.

The previous prime is 140700881. The next prime is 140700929. The reversal of 140700886 is 688007041.

It is a happy number.

140700886 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140700881) 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, 29685 + ... + 34096.

It is an arithmetic number, because the mean of its divisors is an integer number (26405748).

Almost surely, 2140700886 is an apocalyptic number.

140700886 is a deficient number, since it is larger than the sum of its proper divisors (70545098).

140700886 is a wasteful number, since it uses less digits than its factorization.

140700886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64886.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 140700886 is about 11861.7404287904. The cubic root of 140700886 is about 520.1144792331.

The spelling of 140700886 in words is "one hundred forty million, seven hundred thousand, eight hundred eighty-six".

Divisors: 1 2 1103 2206 63781 127562 70350443 140700886