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231345284734 = 2191416043187
BaseRepresentation
bin1101011101110101000…
…0001110011001111110
3211010010211222010121001
43113131100032121332
512242243343102414
6254140100200514
722466644321534
oct3273520163176
9733124863531
10231345284734
118a1274225a3
1238a0509913a
1318a7b316335
14b2a9078154
156040236074
hex35dd40e67e

231345284734 has 8 divisors (see below), whose sum is σ = 347036114088. Its totient is φ = 115666580040.

The previous prime is 231345284707. The next prime is 231345284749. The reversal of 231345284734 is 437482543132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×2313452847343 (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2983312 + ... + 3059875.

It is an arithmetic number, because the mean of its divisors is an integer number (43379514261).

Almost surely, 2231345284734 is an apocalyptic number.

231345284734 is a deficient number, since it is larger than the sum of its proper divisors (115690829354).

231345284734 is a wasteful number, since it uses less digits than its factorization.

231345284734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6062330.

The product of its digits is 1935360, while the sum is 46.

The spelling of 231345284734 in words is "two hundred thirty-one billion, three hundred forty-five million, two hundred eighty-four thousand, seven hundred thirty-four".

Divisors: 1 2 19141 38282 6043187 12086374 115672642367 231345284734