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130233330031 = 723808902671
BaseRepresentation
bin111100101001010000…
…0101110100101101111
3110110011011222122020211
41321102200232211233
54113204213030111
6135454532123251
712260206016560
oct1712240564557
9413134878224
10130233330031
1150260357472
12212a6a66527
13c38632b73c
146436486167
1535c35a3521
hex1e5282e96f

130233330031 has 8 divisors (see below), whose sum is σ = 155309313024. Its totient is φ = 106775152440.

The previous prime is 130233330001. The next prime is 130233330049. The reversal of 130233330031 is 130033332031.

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 130233330031 - 229 = 129696459119 is a prime.

It is a super-4 number, since 4×1302333300314 (a number of 46 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130233329984 and 130233330011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130233330001) 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, 404451175 + ... + 404451496.

It is an arithmetic number, because the mean of its divisors is an integer number (19413664128).

Almost surely, 2130233330031 is an apocalyptic number.

130233330031 is a deficient number, since it is larger than the sum of its proper divisors (25075982993).

130233330031 is an equidigital number, since it uses as much as digits as its factorization.

130233330031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808902701.

The product of its (nonzero) digits is 1458, while the sum is 22.

Adding to 130233330031 its reverse (130033332031), we get a palindrome (260266662062).

The spelling of 130233330031 in words is "one hundred thirty billion, two hundred thirty-three million, three hundred thirty thousand, thirty-one".

Divisors: 1 7 23 161 808902671 5662318697 18604761433 130233330031