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2000513231 is a prime number
BaseRepresentation
bin111011100111101…
…0110100011001111
312011102022121020122
41313033112203033
513044112410411
6530301535155
7100401040043
oct16717264317
95142277218
102000513231
11937268222
12479b744bb
1325b5c6b52
1414d990023
15ba9649db
hex773d68cf

2000513231 has 2 divisors, whose sum is σ = 2000513232. Its totient is φ = 2000513230.

The previous prime is 2000513201. The next prime is 2000513237. The reversal of 2000513231 is 1323150002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2000513231 is a prime.

It is a super-2 number, since 2×20005132312 = 8004106374812118722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2000513237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000256615 + 1000256616.

It is an arithmetic number, because the mean of its divisors is an integer number (1000256616).

Almost surely, 22000513231 is an apocalyptic number.

2000513231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000513231 is an equidigital number, since it uses as much as digits as its factorization.

2000513231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 2000513231 is about 44727.0972789427. The cubic root of 2000513231 is about 1260.0288124343.

Adding to 2000513231 its reverse (1323150002), we get a palindrome (3323663233).

The spelling of 2000513231 in words is "two billion, five hundred thirteen thousand, two hundred thirty-one".