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139283133 = 31137114073
BaseRepresentation
bin10000100110101…
…00101010111101
3100201002022112120
420103110222331
5241124030013
621453153153
73310613163
oct1023245275
9321068476
10139283133
1171692530
123a78b7b9
1322b18c72
14146d9233
15c364123
hex84d4abd

139283133 has 16 divisors (see below), whose sum is σ = 208070976. Its totient is φ = 82131840.

The previous prime is 139283119. The next prime is 139283161. The reversal of 139283133 is 331382931.

139283133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 139283133 - 28 = 139282877 is a prime.

It is a super-2 number, since 2×1392831332 = 38799582276591378, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 139283094 and 139283103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139283113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55816 + ... + 58257.

It is an arithmetic number, because the mean of its divisors is an integer number (13004436).

Almost surely, 2139283133 is an apocalyptic number.

It is an amenable number.

139283133 is a deficient number, since it is larger than the sum of its proper divisors (68787843).

139283133 is a wasteful number, since it uses less digits than its factorization.

139283133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114124.

The product of its digits is 11664, while the sum is 33.

The square root of 139283133 is about 11801.8275279721. The cubic root of 139283133 is about 518.3616246682.

The spelling of 139283133 in words is "one hundred thirty-nine million, two hundred eighty-three thousand, one hundred thirty-three".

Divisors: 1 3 11 33 37 111 407 1221 114073 342219 1254803 3764409 4220701 12662103 46427711 139283133