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8133076 = 2272373173
BaseRepresentation
bin11111000001100111010100
3120022012111001
4133001213110
54040224301
6450153044
7126062410
oct37014724
916265431
108133076
114655556
122882784
1318b9b93
141119d40
15aa9c01
hex7c19d4

8133076 has 48 divisors (see below), whose sum is σ = 17305344. Its totient is φ = 3269376.

The previous prime is 8133049. The next prime is 8133101. The reversal of 8133076 is 6703318.

It is a super-2 number, since 2×81330762 = 132293850443552, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46926 + ... + 47098.

It is an arithmetic number, because the mean of its divisors is an integer number (360528).

Almost surely, 28133076 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8133076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8652672).

8133076 is an abundant number, since it is smaller than the sum of its proper divisors (9172268).

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

8133076 is a wasteful number, since it uses less digits than its factorization.

8133076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 278 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 8133076 is about 2851.8548350153. The cubic root of 8133076 is about 201.1028738344.

It can be divided in two parts, 81330 and 76, that added together give a triangular number (81406 = T403).

The spelling of 8133076 in words is "eight million, one hundred thirty-three thousand, seventy-six".

Divisors: 1 2 4 7 14 23 28 46 73 92 146 161 173 292 322 346 511 644 692 1022 1211 1679 2044 2422 3358 3979 4844 6716 7958 11753 12629 15916 23506 25258 27853 47012 50516 55706 88403 111412 176806 290467 353612 580934 1161868 2033269 4066538 8133076