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20031014004001 = 7112131819182091
BaseRepresentation
bin1001000110111110101010…
…11110010110010100100001
32121220221112210210011000121
410203133111132112110201
510111142004041112001
6110334042031520241
74135123125505420
oct443372536262441
977827483704017
1020031014004001
11642311821a300
1222b618a089081
13b23bbb77a1b0
144d371321b2b7
1524b0bca0a6a1
hex1237d5796521

20031014004001 has 24 divisors (see below), whose sum is σ = 27098536442432. Its totient is φ = 14407922152800.

The previous prime is 20031014003977. The next prime is 20031014004017. The reversal of 20031014004001 is 10040041013002.

It is not a de Polignac number, because 20031014004001 - 215 = 20031013971233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20031014004091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 909580035 + ... + 909602056.

Almost surely, 220031014004001 is an apocalyptic number.

It is an amenable number.

20031014004001 is a deficient number, since it is larger than the sum of its proper divisors (7067522438431).

20031014004001 is a wasteful number, since it uses less digits than its factorization.

20031014004001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1819182133 (or 1819182122 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20031014004001 its reverse (10040041013002), we get a palindrome (30071055017003).

The spelling of 20031014004001 in words is "twenty trillion, thirty-one billion, fourteen million, four thousand, one".

Divisors: 1 7 11 13 77 91 121 143 847 1001 1573 11011 1819182091 12734274637 20011003001 23649367183 140077021007 165545570281 220121033011 260143039013 1540847231077 1821001273091 2861573429143 20031014004001