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140214204230231 = 612801820633171
BaseRepresentation
bin11111111000011000101001…
…110101011110101001010111
3200101110100100222021212212202
4133320120221311132221113
5121334232142240331411
61214113303255035115
741351066456145035
oct3770305165365127
9611410328255782
10140214204230231
1140749567a0289a
121388655136ba9b
1360311b1747321
14268a591a49555
15113245e98683b
hex7f8629d5ea57

140214204230231 has 8 divisors (see below), whose sum is σ = 142563677172528. Its totient is φ = 137866372560000.

The previous prime is 140214204230203. The next prime is 140214204230237. The reversal of 140214204230231 is 132032402412041.

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

It is a cyclic number.

It is not a de Polignac number, because 140214204230231 - 26 = 140214204230167 is a prime.

It is a super-2 number, since 2×1402142042302312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140214204230194 and 140214204230203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140214204230237) 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, 410145725 + ... + 410487446.

It is an arithmetic number, because the mean of its divisors is an integer number (17820459646566).

Almost surely, 2140214204230231 is an apocalyptic number.

140214204230231 is a deficient number, since it is larger than the sum of its proper divisors (2349472942297).

140214204230231 is an equidigital number, since it uses as much as digits as its factorization.

140214204230231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820636033.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 140214204230231 its reverse (132032402412041), we get a palindrome (272246606642272).

The spelling of 140214204230231 in words is "one hundred forty trillion, two hundred fourteen billion, two hundred four million, two hundred thirty thousand, two hundred thirty-one".

Divisors: 1 61 2801 170861 820633171 50058623431 2298593511971 140214204230231