Search a number
-
+
8133108 = 2232923371
BaseRepresentation
bin11111000001100111110100
3120022012112020
4133001213310
54040224413
6450153140
7126062454
oct37014764
916265466
108133108
114655585
1228827b0
1318b9bb9
141119d64
15aa9c23
hex7c19f4

8133108 has 24 divisors (see below), whose sum is σ = 19632480. Its totient is φ = 2617440.

The previous prime is 8133107. The next prime is 8133109. The reversal of 8133108 is 8013318.

It is an interprime number because it is at equal distance from previous prime (8133107) and next prime (8133109).

It is a super-2 number, since 2×81331082 = 132294891479328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8133101) by changing a digit.

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, 11338 + ... + 12033.

It is an arithmetic number, because the mean of its divisors is an integer number (818020).

Almost surely, 28133108 is an apocalyptic number.

It is an amenable number.

8133108 is an abundant number, since it is smaller than the sum of its proper divisors (11499372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8133108 is a wasteful number, since it uses less digits than its factorization.

8133108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23407 (or 23405 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 8133108 is about 2851.8604453935. The cubic root of 8133108 is about 201.1031375838.

It can be divided in two parts, 813310 and 8, that added together give a palindrome (813318).

The spelling of 8133108 in words is "eight million, one hundred thirty-three thousand, one hundred eight".

Divisors: 1 2 3 4 6 12 29 58 87 116 174 348 23371 46742 70113 93484 140226 280452 677759 1355518 2033277 2711036 4066554 8133108