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101310020143 = 1559544311939
BaseRepresentation
bin101111001011010001…
…1000011101000101111
3100200111110200021001021
41132112203003220233
53124440331121033
6114312521155011
710214361651133
oct1362643035057
9320443607037
10101310020143
1139a68957682
121777462ba67
1397270454a7
144c9102d3c3
15297e258b2d
hex17968c3a2f

101310020143 has 8 divisors (see below), whose sum is σ = 101402121600. Its totient is φ = 101217956568.

The previous prime is 101310020131. The next prime is 101310020153. The reversal of 101310020143 is 341020013101.

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 101310020143 - 25 = 101310020111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101310020113) 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, 8479668 + ... + 8491606.

It is an arithmetic number, because the mean of its divisors is an integer number (12675265200).

Almost surely, 2101310020143 is an apocalyptic number.

101310020143 is a deficient number, since it is larger than the sum of its proper divisors (92101457).

101310020143 is a wasteful number, since it uses less digits than its factorization.

101310020143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18941.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 101310020143 its reverse (341020013101), we get a palindrome (442330033244).

The spelling of 101310020143 in words is "one hundred one billion, three hundred ten million, twenty thousand, one hundred forty-three".

Divisors: 1 1559 5443 11939 8485637 18612901 64983977 101310020143