Search a number
-
+
13131412020201 = 337791497481129
BaseRepresentation
bin1011111100010110010100…
…1001100001101111101001
31201111100110200101211110210
42333011211021201233221
53210121112434121301
643532253140131333
72523466426343616
oct277054511415751
951440420354423
1013131412020201
114203000828572
121580b57396b49
13743396259957
143357c6c5150d
1517b8a1466ad6
hexbf165261be9

13131412020201 has 16 divisors (see below), whose sum is σ = 18209370540800. Its totient is φ = 8409854014848.

The previous prime is 13131412020169. The next prime is 13131412020241. The reversal of 13131412020201 is 10202021413131.

It is not a de Polignac number, because 13131412020201 - 25 = 13131412020169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13131412020241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 748731796 + ... + 748749333.

It is an arithmetic number, because the mean of its divisors is an integer number (1138085658800).

Almost surely, 213131412020201 is an apocalyptic number.

It is an amenable number.

13131412020201 is a deficient number, since it is larger than the sum of its proper divisors (5077958520599).

13131412020201 is a wasteful number, since it uses less digits than its factorization.

13131412020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497481248.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 13131412020201 its reverse (10202021413131), we get a palindrome (23333433433332).

The spelling of 13131412020201 in words is "thirteen trillion, one hundred thirty-one billion, four hundred twelve million, twenty thousand, two hundred one".

Divisors: 1 3 37 79 111 237 2923 8769 1497481129 4492443387 55406801773 118301009191 166220405319 354903027573 4377137340067 13131412020201