Search a number
-
+
20030231231014 = 21716310099357883
BaseRepresentation
bin1001000110111101001101…
…10100010011101000100110
32121220212112020212011100111
410203132212310103220212
510111133403143343024
6110333432230203234
74135064542161424
oct443364664235046
977825466764314
1020030231231014
116422856385384
1222b5babab351a
13b23ac5549504
144d367b298114
1524b073e37a94
hex1237a6d13a26

20030231231014 has 32 divisors (see below), whose sum is σ = 32011149110400. Its totient is φ = 9367209194112.

The previous prime is 20030231230967. The next prime is 20030231231029. The reversal of 20030231231014 is 41013213203002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55789717 + ... + 56147599.

It is an arithmetic number, because the mean of its divisors is an integer number (1000348409700).

Almost surely, 220030231231014 is an apocalyptic number.

20030231231014 is a deficient number, since it is larger than the sum of its proper divisors (11980917879386).

20030231231014 is a wasteful number, since it uses less digits than its factorization.

20030231231014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368164.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20030231231014 its reverse (41013213203002), we get a palindrome (61043444434016).

The spelling of 20030231231014 in words is "twenty trillion, thirty billion, two hundred thirty-one million, two hundred thirty-one thousand, fourteen".

Divisors: 1 2 17 34 163 326 2771 5542 10099 20198 171683 343366 357883 715766 1646137 3292274 6084011 12168022 27984329 55968658 58334929 116669858 991693793 1983387586 3614260417 7228520834 61442427089 122884854178 589124447971 1178248895942 10015115615507 20030231231014