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12120330034 = 237671608751
BaseRepresentation
bin10110100100110110…
…11000111100110010
31011021200112120010101
423102123120330302
5144310301030114
65322404423014
7606232051111
oct132233307462
934250476111
1012120330034
11515a67938a
1224230a7a6a
1311b2075a27
1482d9c1c78
154ae0ddd74
hex2d26d8f32

12120330034 has 8 divisors (see below), whose sum is σ = 18185332608. Its totient is φ = 6058552500.

The previous prime is 12120330031. The next prime is 12120330043. The reversal of 12120330034 is 43003302121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12120329993 and 12120330020.

It is not an unprimeable number, because it can be changed into a prime (12120330031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 796842 + ... + 811909.

It is an arithmetic number, because the mean of its divisors is an integer number (2273166576).

Almost surely, 212120330034 is an apocalyptic number.

12120330034 is a deficient number, since it is larger than the sum of its proper divisors (6065002574).

12120330034 is a wasteful number, since it uses less digits than its factorization.

12120330034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612520.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12120330034 its reverse (43003302121), we get a palindrome (55123632155).

The spelling of 12120330034 in words is "twelve billion, one hundred twenty million, three hundred thirty thousand, thirty-four".

Divisors: 1 2 3767 7534 1608751 3217502 6060165017 12120330034