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101304203401 = 1943472638199
BaseRepresentation
bin101111001011000110…
…0110111100010001001
3100200111001201201222101
41132112030313202021
53124432334002101
6114312152353401
710214261343532
oct1362614674211
9320431651871
10101304203401
1139a65644455
12177726a5861
139725a89a2b
144c90357689
15297d9aa401
hex1796337889

101304203401 has 16 divisors (see below), whose sum is σ = 111437568000. Its totient is φ = 91745973648.

The previous prime is 101304203383. The next prime is 101304203491. The reversal of 101304203401 is 104302403101.

It is a cyclic number.

It is not a de Polignac number, because 101304203401 - 25 = 101304203369 is a prime.

It is a super-2 number, since 2×1013042034012 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101304203491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1280701 + ... + 1357498.

It is an arithmetic number, because the mean of its divisors is an integer number (6964848000).

Almost surely, 2101304203401 is an apocalyptic number.

It is an amenable number.

101304203401 is a deficient number, since it is larger than the sum of its proper divisors (10133364599).

101304203401 is a wasteful number, since it uses less digits than its factorization.

101304203401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2638308.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 101304203401 its reverse (104302403101), we get a palindrome (205606606502).

The spelling of 101304203401 in words is "one hundred one billion, three hundred four million, two hundred three thousand, four hundred one".

Divisors: 1 19 43 47 817 893 2021 38399 2638199 50125781 113442557 123995353 2155408583 2355911707 5331800179 101304203401