Search a number
-
+
31120130300101 = 312693731877959
BaseRepresentation
bin1110001001101101110000…
…10011111101100011000101
311002012001111101110201121021
413010312320103331203011
513034333011324100401
6150104220202551141
76361232561011303
oct704667023754305
9132161441421537
1031120130300101
119a08a782884a7
1235a73588084b1
1314498008b43ab
14798318177273
1538e78cb832a1
hex1c4db84fd8c5

31120130300101 has 8 divisors (see below), whose sum is σ = 32243425574400. Its totient is φ = 30004298782320.

The previous prime is 31120130300087. The next prime is 31120130300113. The reversal of 31120130300101 is 10100303102113.

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 31120130300101 - 211 = 31120130298053 is a prime.

It is a super-2 number, since 2×311201303001012 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31120130300141) 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, 1865930641 + ... + 1865947318.

It is an arithmetic number, because the mean of its divisors is an integer number (4030428196800).

Almost surely, 231120130300101 is an apocalyptic number.

31120130300101 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

31120130300101 is a deficient number, since it is larger than the sum of its proper divisors (1123295274299).

31120130300101 is a wasteful number, since it uses less digits than its factorization.

31120130300101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3731878259.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 31120130300101 its reverse (10100303102113), we get a palindrome (41220433402214).

The spelling of 31120130300101 in words is "thirty-one trillion, one hundred twenty billion, one hundred thirty million, three hundred thousand, one hundred one".

Divisors: 1 31 269 8339 3731877959 115688216729 1003875170971 31120130300101