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230003025 = 35271133877
BaseRepresentation
bin11011011010110…
…01000101010001
3121000210100211120
431231121011101
5432340044100
634453432453
75461664520
oct1555310521
9530710746
10230003025
1110891574a
126503b729
1338860785
14227924b7
15152d40a0
hexdb59151

230003025 has 48 divisors (see below), whose sum is σ = 438555264. Its totient is φ = 104186880.

The previous prime is 230003023. The next prime is 230003041. The reversal of 230003025 is 520300032.

230003025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 230003025 - 21 = 230003023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 230002995 and 230003013.

It is not an unprimeable number, because it can be changed into a prime (230003023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 57387 + ... + 61263.

It is an arithmetic number, because the mean of its divisors is an integer number (9136568).

Almost surely, 2230003025 is an apocalyptic number.

230003025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

230003025 is a deficient number, since it is larger than the sum of its proper divisors (208552239).

230003025 is a wasteful number, since it uses less digits than its factorization.

230003025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4010 (or 4005 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 230003025 is about 15165.8506190718. The cubic root of 230003025 is about 612.6952535908.

Adding to 230003025 its reverse (520300032), we get a palindrome (750303057).

The spelling of 230003025 in words is "two hundred thirty million, three thousand, twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 113 175 339 525 565 791 1695 2373 2825 3877 3955 8475 11631 11865 19385 19775 27139 58155 59325 81417 96925 135695 290775 407085 438101 678475 1314303 2035425 2190505 3066707 6571515 9200121 10952525 15333535 32857575 46000605 76667675 230003025