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230850844 = 22737443503
BaseRepresentation
bin11011100001010…
…00000100011100
3121002101102211021
431300220010130
5433044211334
634523533524
75502125350
oct1560500434
9532342737
10230850844
11109344724
126538a2a4
1338a99643
1422933460
15154003b4
hexdc2811c

230850844 has 48 divisors (see below), whose sum is σ = 476195328. Its totient is φ = 95853888.

The previous prime is 230850833. The next prime is 230850857. The reversal of 230850844 is 448058032.

It is a super-2 number, since 2×2308508442 = 106584224351024672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458697 + ... + 459199.

It is an arithmetic number, because the mean of its divisors is an integer number (9920736).

Almost surely, 2230850844 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230850844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238097664).

230850844 is an abundant number, since it is smaller than the sum of its proper divisors (245344484).

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

230850844 is a wasteful number, since it uses less digits than its factorization.

230850844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994 (or 992 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 230850844 is about 15193.7764890760. The cubic root of 230850844 is about 613.4471534458.

The spelling of 230850844 in words is "two hundred thirty million, eight hundred fifty thousand, eight hundred forty-four".

Divisors: 1 2 4 7 14 28 37 74 148 259 443 503 518 886 1006 1036 1772 2012 3101 3521 6202 7042 12404 14084 16391 18611 32782 37222 65564 74444 114737 130277 222829 229474 260554 445658 458948 521108 891316 1559803 3119606 6239212 8244673 16489346 32978692 57712711 115425422 230850844