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8230038 = 232236151
BaseRepresentation
bin11111011001010010010110
3120111010111020
4133121102112
54101330123
6452222010
7126645165
oct37312226
916433436
108230038
114711393
12290a906
13192205b
1411433dc
15ac87e3
hex7d9496

8230038 has 16 divisors (see below), whose sum is σ = 16536576. Its totient is φ = 2730600.

The previous prime is 8230037. The next prime is 8230049. The reversal of 8230038 is 8300328.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8230037) 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, 1738 + ... + 4413.

It is an arithmetic number, because the mean of its divisors is an integer number (1033536).

Almost surely, 28230038 is an apocalyptic number.

8230038 is an abundant number, since it is smaller than the sum of its proper divisors (8306538).

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

8230038 is a wasteful number, since it uses less digits than its factorization.

8230038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6379.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 8230038 is about 2868.8042805322. The cubic root of 8230038 is about 201.8988972212.

The spelling of 8230038 in words is "eight million, two hundred thirty thousand, thirty-eight".

Divisors: 1 2 3 6 223 446 669 1338 6151 12302 18453 36906 1371673 2743346 4115019 8230038