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101330231 = 435714127
BaseRepresentation
bin1100000101000…
…10110100110111
321001200002221112
412002202310313
5201420031411
614015505235
72340202262
oct602426467
9231602845
10101330231
115221a9a2
1229b2821b
1317cbb122
14d659cd9
158d68b8b
hex60a2d37

101330231 has 8 divisors (see below), whose sum is σ = 103893504. Its totient is φ = 98776440.

The previous prime is 101330209. The next prime is 101330233. The reversal of 101330231 is 132033101.

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 101330231 - 214 = 101313847 is a prime.

It is a super-2 number, since 2×1013302312 = 20535631429026722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101330233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22490 + ... + 26616.

It is an arithmetic number, because the mean of its divisors is an integer number (12986688).

Almost surely, 2101330231 is an apocalyptic number.

101330231 is a deficient number, since it is larger than the sum of its proper divisors (2563273).

101330231 is an equidigital number, since it uses as much as digits as its factorization.

101330231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4741.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 101330231 is about 10066.2918197318. The cubic root of 101330231 is about 466.2079527090.

Adding to 101330231 its reverse (132033101), we get a palindrome (233363332).

The spelling of 101330231 in words is "one hundred one million, three hundred thirty thousand, two hundred thirty-one".

Divisors: 1 43 571 4127 24553 177461 2356517 101330231