Search a number
-
+
139413854 = 2371883971
BaseRepresentation
bin10000100111101…
…00100101011110
3100201022221212002
420103310211132
5241142220404
621500042302
73311666246
oct1023644536
9321287762
10139413854
1171771768
123a833392
1322b63608
1414730b26
15c38cc1e
hex84f495e

139413854 has 8 divisors (see below), whose sum is σ = 214772808. Its totient is φ = 67822920.

The previous prime is 139413829. The next prime is 139413871. The reversal of 139413854 is 458314931.

139413854 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 941912 + ... + 942059.

It is an arithmetic number, because the mean of its divisors is an integer number (26846601).

Almost surely, 2139413854 is an apocalyptic number.

139413854 is a deficient number, since it is larger than the sum of its proper divisors (75358954).

139413854 is a wasteful number, since it uses less digits than its factorization.

139413854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1884010.

The product of its digits is 51840, while the sum is 38.

The square root of 139413854 is about 11807.3643968500. The cubic root of 139413854 is about 518.5237394462.

The spelling of 139413854 in words is "one hundred thirty-nine million, four hundred thirteen thousand, eight hundred fifty-four".

Divisors: 1 2 37 74 1883971 3767942 69706927 139413854