Search a number
-
+
230141592 = 233210729873
BaseRepresentation
bin11011011011110…
…10111010011000
3121001001101220200
431231322322120
5432404012332
634500422200
75463112512
oct1555727230
9531041820
10230141592
111089aa86a
12650a7960
13388ab875
14227cabb2
151531017c
hexdb7ae98

230141592 has 48 divisors (see below), whose sum is σ = 629146440. Its totient is φ = 75994368.

The previous prime is 230141581. The next prime is 230141599. The reversal of 230141592 is 295141032.

230141592 is a `hidden beast` number, since 2 + 30 + 1 + 41 + 592 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230141599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7233 + ... + 22640.

Almost surely, 2230141592 is an apocalyptic number.

It is an amenable number.

230141592 is an abundant number, since it is smaller than the sum of its proper divisors (399004848).

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

230141592 is a wasteful number, since it uses less digits than its factorization.

230141592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29992 (or 29985 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 230141592 is about 15170.4183198750. The cubic root of 230141592 is about 612.8182697982.

The spelling of 230141592 in words is "two hundred thirty million, one hundred forty-one thousand, five hundred ninety-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 107 214 321 428 642 856 963 1284 1926 2568 3852 7704 29873 59746 89619 119492 179238 238984 268857 358476 537714 716952 1075428 2150856 3196411 6392822 9589233 12785644 19178466 25571288 28767699 38356932 57535398 76713864 115070796 230141592