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531203141334 = 23148959458601
BaseRepresentation
bin1111011101011100010…
…11001010111011010110
31212210010110102112020210
413232232023022323112
532200401001010314
61044010434510250
753243465126025
oct7565613127326
91783113375223
10531203141334
11195311363408
1286b4aa35386
133b127867108
141b9d33788bc
15dc401b8559
hex7bae2caed6

531203141334 has 16 divisors (see below), whose sum is σ = 1063119803760. Its totient is φ = 176948793600.

The previous prime is 531203141333. The next prime is 531203141351. The reversal of 531203141334 is 433141302135.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531203141333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29720367 + ... + 29738234.

It is an arithmetic number, because the mean of its divisors is an integer number (66444987735).

Almost surely, 2531203141334 is an apocalyptic number.

531203141334 is an abundant number, since it is smaller than the sum of its proper divisors (531916662426).

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

531203141334 is a wasteful number, since it uses less digits than its factorization.

531203141334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59460095.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 531203141334 its reverse (433141302135), we get a palindrome (964344443469).

The spelling of 531203141334 in words is "five hundred thirty-one billion, two hundred three million, one hundred forty-one thousand, three hundred thirty-four".

Divisors: 1 2 3 6 1489 2978 4467 8934 59458601 118917202 178375803 356751606 88533856889 177067713778 265601570667 531203141334