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245213013316230 = 23255231520854337
BaseRepresentation
bin110111110000010100011010…
…100011011001001010000110
31012011020010122111210211200200
4313300110122203121022012
5224120032222402104410
62225305145252551330
7102436025030426121
oct6760243243311206
91164203574724620
10245213013316230
1171150289366183
1223603b12022546
13a6a9645cc188b
14447a531d9b3b8
151d538471343c0
hexdf051a8d9286

245213013316230 has 48 divisors (see below), whose sum is σ = 637675715761344. Its totient is φ = 65377636254720.

The previous prime is 245213013316217. The next prime is 245213013316237. The reversal of 245213013316230 is 32613310312542.

245213013316230 is a `hidden beast` number, since 2 + 4 + 5 + 2 + 1 + 301 + 3 + 316 + 2 + 30 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245213013316237) 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, 259956379 + ... + 260897958.

It is an arithmetic number, because the mean of its divisors is an integer number (13284910745028).

Almost surely, 2245213013316230 is an apocalyptic number.

245213013316230 is an abundant number, since it is smaller than the sum of its proper divisors (392462702445114).

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

245213013316230 is a wasteful number, since it uses less digits than its factorization.

245213013316230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520859581 (or 520859578 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 245213013316230 its reverse (32613310312542), we get a palindrome (277826323628772).

The spelling of 245213013316230 in words is "two hundred forty-five trillion, two hundred thirteen billion, thirteen million, three hundred sixteen thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 5231 10462 15693 26155 31386 47079 52310 78465 94158 156930 235395 470790 520854337 1041708674 1562563011 2604271685 3125126022 4687689033 5208543370 7812815055 9375378066 15625630110 23438445165 46876890330 2724589036847 5449178073694 8173767110541 13622945184235 16347534221082 24521301331623 27245890368470 40868835552705 49042602663246 81737671105410 122606506658115 245213013316230