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3120023110031 = 23367933686929
BaseRepresentation
bin101101011001101111110…
…111101000000110001111
3102001021022202220222221122
4231121233313220012033
5402104301404010111
610345152511151155
7441262036600502
oct55315767500617
912037282828848
103120023110031
11aa32157857a3
124248215154bb
131982a8749139
14ab01d337139
155625b761cdb
hex2d66fde818f

3120023110031 has 8 divisors (see below), whose sum is σ = 3255765658080. Its totient is φ = 2984288009472.

The previous prime is 3120023109991. The next prime is 3120023110033. The reversal of 3120023110031 is 1300113200213.

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 3120023110031 - 214 = 3120023093647 is a prime.

It is a super-2 number, since 2×31200231100312 (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3120023109991 and 3120023110009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120023110033) 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, 997226 + ... + 2689703.

It is an arithmetic number, because the mean of its divisors is an integer number (406970707260).

Almost surely, 23120023110031 is an apocalyptic number.

3120023110031 is a deficient number, since it is larger than the sum of its proper divisors (135742548049).

3120023110031 is a wasteful number, since it uses less digits than its factorization.

3120023110031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3723745.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 3120023110031 its reverse (1300113200213), we get a palindrome (4420136310244).

The spelling of 3120023110031 in words is "three trillion, one hundred twenty billion, twenty-three million, one hundred ten thousand, thirty-one".

Divisors: 1 23 36793 846239 3686929 84799367 135653178697 3120023110031