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3103031232031 = 171996653137869
BaseRepresentation
bin101101001001111011000…
…100110000011000011111
3101222122110120201011022211
4231021323010300120133
5401320001443411111
610333302440221251
7440121002164543
oct55117304603037
911878416634284
103103031232031
11a96a96264315
1242147aa6a827
131967cb33a863
14aa28a76da23
1555ab4b41521
hex2d27b13061f

3103031232031 has 16 divisors (see below), whose sum is σ = 3302593128000. Its totient is φ = 2905366261248.

The previous prime is 3103031232019. The next prime is 3103031232143. The reversal of 3103031232031 is 1302321303013.

3103031232031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3103031232031 - 233 = 3094441297439 is a prime.

It is a super-2 number, since 2×31030312320312 (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3103031231993 and 3103031232011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3103031232011) 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, 22438165 + ... + 22576033.

It is an arithmetic number, because the mean of its divisors is an integer number (206412070500).

Almost surely, 23103031232031 is an apocalyptic number.

3103031232031 is a deficient number, since it is larger than the sum of its proper divisors (199561895969).

3103031232031 is a wasteful number, since it uses less digits than its factorization.

3103031232031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144738.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 3103031232031 its reverse (1302321303013), we get a palindrome (4405352535044).

The spelling of 3103031232031 in words is "three trillion, one hundred three billion, thirty-one million, two hundred thirty-two thousand, thirty-one".