Search a number
-
+
2030031002031 = 319122273291271
BaseRepresentation
bin11101100010100111010…
…001101101100110101111
321012001212100110211010120
4131202213101231212233
5231230000414031111
64152330001340023
7266444026544604
oct35424721554657
97161770424116
102030031002031
11712a2763a12a
12289525337613
1311957b192566
147037b0886ab
1537c146cc406
hex1d8a746d9af

2030031002031 has 16 divisors (see below), whose sum is σ = 2849199402240. Its totient is φ = 1282109955840.

The previous prime is 2030031001937. The next prime is 2030031002039. The reversal of 2030031002031 is 1302001300302.

It is not a de Polignac number, because 2030031002031 - 219 = 2030030477743 is a prime.

It is a super-2 number, since 2×20300310020312 (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2030031002031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030031002039) 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, 6823926 + ... + 7115196.

It is an arithmetic number, because the mean of its divisors is an integer number (178074962640).

Almost surely, 22030031002031 is an apocalyptic number.

2030031002031 is a deficient number, since it is larger than the sum of its proper divisors (819168400209).

2030031002031 is a wasteful number, since it uses less digits than its factorization.

2030031002031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413566.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 2030031002031 its reverse (1302001300302), we get a palindrome (3332032302333).

The spelling of 2030031002031 in words is "two trillion, thirty billion, thirty-one million, two thousand, thirty-one".

Divisors: 1 3 19 57 122273 291271 366819 873813 2323187 5534149 6969561 16602447 35614578983 106843736949 676677000677 2030031002031