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230231230002 = 232191210155631
BaseRepresentation
bin1101011001101011011…
…0011100011000110010
3211000021012200021210200
43112122312130120302
512233003143330002
6253433342140030
722430226110544
oct3263266343062
9730235607720
10230231230002
1189705588804
1238753b81616
1318931584357
14b20111b694
155ec7525b1c
hex359ad9c632

230231230002 has 48 divisors (see below), whose sum is σ = 525141601920. Its totient is φ = 72697284000.

The previous prime is 230231229967. The next prime is 230231230007. The reversal of 230231230002 is 200032132032.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (230231230007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4110727 + ... + 4166357.

It is an arithmetic number, because the mean of its divisors is an integer number (10940450040).

Almost surely, 2230231230002 is an apocalyptic number.

230231230002 is an abundant number, since it is smaller than the sum of its proper divisors (294910371918).

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

230231230002 is a wasteful number, since it uses less digits than its factorization.

230231230002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67759 (or 67756 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 230231230002 its reverse (200032132032), we get a palindrome (430263362034).

The spelling of 230231230002 in words is "two hundred thirty billion, two hundred thirty-one million, two hundred thirty thousand, two".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 12101 24202 36303 55631 72606 108909 111262 166893 217818 229919 333786 459838 500679 689757 1001358 1056989 1379514 2069271 2113978 3170967 4138542 6341934 9512901 19025802 673190731 1346381462 2019572193 4039144386 6058716579 12117433158 12790623889 25581247778 38371871667 76743743334 115115615001 230231230002