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101900100001 = 759246731477
BaseRepresentation
bin101111011100110111…
…0000010000110100001
3100202000121000102102211
41132321232002012201
53132142411200001
6114451240442121
710235115362440
oct1367156020641
9322017012384
10101900100001
113a240a4a387
12178ba179341
1397bc37997b
144d09552d57
1529b5e67351
hex17b9b821a1

101900100001 has 8 divisors (see below), whose sum is σ = 118431109440. Its totient is φ = 85862553648.

The previous prime is 101900099971. The next prime is 101900100017. The reversal of 101900100001 is 100001009101.

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 101900100001 - 213 = 101900091809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101900100301) 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, 123365326 + ... + 123366151.

It is an arithmetic number, because the mean of its divisors is an integer number (14803888680).

Almost surely, 2101900100001 is an apocalyptic number.

It is an amenable number.

101900100001 is a deficient number, since it is larger than the sum of its proper divisors (16531009439).

101900100001 is an equidigital number, since it uses as much as digits as its factorization.

101900100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246731543.

The product of its (nonzero) digits is 9, while the sum is 13.

Adding to 101900100001 its reverse (100001009101), we get a palindrome (201901109102).

The spelling of 101900100001 in words is "one hundred one billion, nine hundred million, one hundred thousand, one".

Divisors: 1 7 59 413 246731477 1727120339 14557157143 101900100001