Search a number
-
+
231441025030424 = 231119515713476389
BaseRepresentation
bin110100100111111010010000…
…000101010101100100011000
31010100110112201222011002102122
4310213322100011111210120
5220313412204401433144
62140122312240120412
766515030232455546
oct6447722005254430
91110415658132378
10231441025030424
1167820650a7a210
1221b5a9a3006108
139c1aa44849711
144121b3bd6cd96
151bb54a39877ee
hexd27e90155918

231441025030424 has 32 divisors (see below), whose sum is σ = 473404557531600. Its totient is φ = 105199919061120.

The previous prime is 231441025030387. The next prime is 231441025030433. The reversal of 231441025030424 is 424030520144132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10435622 + ... + 23912010.

Almost surely, 2231441025030424 is an apocalyptic number.

It is an amenable number.

231441025030424 is an abundant number, since it is smaller than the sum of its proper divisors (241963532501176).

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

231441025030424 is a wasteful number, since it uses less digits than its factorization.

231441025030424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13671563 (or 13671559 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 231441025030424 its reverse (424030520144132), we get a palindrome (655471545174556).

The spelling of 231441025030424 in words is "two hundred thirty-one trillion, four hundred forty-one billion, twenty-five million, thirty thousand, four hundred twenty-four".

Divisors: 1 2 4 8 11 22 44 88 195157 390314 780628 1561256 2146727 4293454 8586908 13476389 17173816 26952778 53905556 107811112 148240279 296480558 592961116 1185922232 2630011648073 5260023296146 10520046592292 21040093184584 28930128128803 57860256257606 115720512515212 231441025030424