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42623082 = 2322367949
BaseRepresentation
bin1010001010011…
…0000001101010
32222012110212200
42202212001222
541402414312
64121321030
71025201355
oct242460152
988173780
1042623082
1122072397
1212336176
138aa4778
14593729c
153b1e0dc
hex28a606a

42623082 has 12 divisors (see below), whose sum is σ = 92350050. Its totient is φ = 14207688.

The previous prime is 42623081. The next prime is 42623093. The reversal of 42623082 is 28032624.

42623082 is a `hidden beast` number, since 426 + 230 + 8 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 41718681 + 904401 = 6459^2 + 951^2 .

It is not an unprimeable number, because it can be changed into a prime (42623081) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1183957 + ... + 1183992.

Almost surely, 242623082 is an apocalyptic number.

42623082 is an abundant number, since it is smaller than the sum of its proper divisors (49726968).

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

42623082 is a wasteful number, since it uses less digits than its factorization.

42623082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2367957 (or 2367954 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 42623082 is about 6528.6355389162. The cubic root of 42623082 is about 349.3131618778.

The spelling of 42623082 in words is "forty-two million, six hundred twenty-three thousand, eighty-two".

Divisors: 1 2 3 6 9 18 2367949 4735898 7103847 14207694 21311541 42623082