Search a number
-
+
12114211031 = 133130060077
BaseRepresentation
bin10110100100001000…
…00011000011010111
31011021021000200102122
423102010003003113
5144302214223111
65322025330155
7606126044336
oct132204030327
934237020378
1012114211031
11515717a05a
12242103695b
1311b0a12810
1482cc6bd1d
154ad7d0cdb
hex2d21030d7

12114211031 has 8 divisors (see below), whose sum is σ = 13466914944. Its totient is φ = 10821627360.

The previous prime is 12114211009. The next prime is 12114211063. The reversal of 12114211031 is 13011241121.

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 12114211031 - 210 = 12114210007 is a prime.

It is a super-3 number, since 3×121142110313 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12114211331) 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, 15029636 + ... + 15030441.

It is an arithmetic number, because the mean of its divisors is an integer number (1683364368).

Almost surely, 212114211031 is an apocalyptic number.

12114211031 is a deficient number, since it is larger than the sum of its proper divisors (1352703913).

12114211031 is a wasteful number, since it uses less digits than its factorization.

12114211031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30060121.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12114211031 its reverse (13011241121), we get a palindrome (25125452152).

The spelling of 12114211031 in words is "twelve billion, one hundred fourteen million, two hundred eleven thousand, thirty-one".

Divisors: 1 13 31 403 30060077 390781001 931862387 12114211031