Search a number
-
+
8000532 = 22358231
BaseRepresentation
bin11110100001010000010100
3120001110200000
4132201100110
54022004112
6443251300
7125001111
oct36412024
916043600
108000532
114574a11
122819b30
131871757
1410c3908
15a807dc
hex7a1414

8000532 has 36 divisors (see below), whose sum is σ = 20975136. Its totient is φ = 2666520.

The previous prime is 8000519. The next prime is 8000533. The reversal of 8000532 is 2350008.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8000533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3144 + ... + 5087.

Almost surely, 28000532 is an apocalyptic number.

It is an amenable number.

8000532 is an abundant number, since it is smaller than the sum of its proper divisors (12974604).

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

8000532 is a wasteful number, since it uses less digits than its factorization.

8000532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8250 (or 8236 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 8000532 is about 2828.5211683846. The cubic root of 8000532 is about 200.0044332351.

The spelling of 8000532 in words is "eight million, five hundred thirty-two", and thus it is an aban number.

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 243 324 486 972 8231 16462 24693 32924 49386 74079 98772 148158 222237 296316 444474 666711 888948 1333422 2000133 2666844 4000266 8000532