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23064738 = 236136271
BaseRepresentation
bin101011111111…
…1000010100010
31121101210212120
41113333002202
521401032423
62142205110
7400022064
oct127770242
947353776
1023064738
1112023974
127883796
134a17398
1430c5734
152058ee3
hex15ff0a2

23064738 has 16 divisors (see below), whose sum is σ = 46212096. Its totient is φ = 7674480.

The previous prime is 23064721. The next prime is 23064739. The reversal of 23064738 is 83746032.

It is a junction number, because it is equal to n+sod(n) for n = 23064699 and 23064708.

It is not an unprimeable number, because it can be changed into a prime (23064739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543 + ... + 6813.

It is an arithmetic number, because the mean of its divisors is an integer number (2888256).

Almost surely, 223064738 is an apocalyptic number.

23064738 is an abundant number, since it is smaller than the sum of its proper divisors (23147358).

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

23064738 is a wasteful number, since it uses less digits than its factorization.

23064738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6889.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 23064738 is about 4802.5761836748. The cubic root of 23064738 is about 284.6532687037.

The spelling of 23064738 in words is "twenty-three million, sixty-four thousand, seven hundred thirty-eight".

Divisors: 1 2 3 6 613 1226 1839 3678 6271 12542 18813 37626 3844123 7688246 11532369 23064738