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253004545230 = 23546431816387
BaseRepresentation
bin1110101110100000111…
…1101111110011001110
3220012001022200120100020
43223220033233303032
513121123130421410
6312121221243010
724164455102563
oct3535017576316
9805038616306
10253004545230
1198331519588
124104a863466
131ab206a51c8
14c36187c86a
1568ab9a9a70
hex3ae83efcce

253004545230 has 32 divisors (see below), whose sum is σ = 607342022784. Its totient is φ = 67453310496.

The previous prime is 253004545223. The next prime is 253004545249. The reversal of 253004545230 is 32545400352.

It is a happy number.

It is a super-2 number, since 2×2530045452302 (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 253004545191 and 253004545200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 768904 + ... + 1047483.

It is an arithmetic number, because the mean of its divisors is an integer number (18979438212).

Almost surely, 2253004545230 is an apocalyptic number.

253004545230 is an abundant number, since it is smaller than the sum of its proper divisors (354337477554).

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

253004545230 is a wasteful number, since it uses less digits than its factorization.

253004545230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1821040.

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 253004545230 its reverse (32545400352), we get a palindrome (285549945582).

The spelling of 253004545230 in words is "two hundred fifty-three billion, four million, five hundred forty-five thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 4643 9286 13929 23215 27858 46430 69645 139290 1816387 3632774 5449161 9081935 10898322 18163870 27245805 54491610 8433484841 16866969682 25300454523 42167424205 50600909046 84334848410 126502272615 253004545230