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12132404470 = 251213240447
BaseRepresentation
bin10110100110010010…
…11100110011110110
31011022112021000010201
423103021130303312
5144321343420340
65323515311114
7606436510414
oct132311346366
934275230121
1012132404470
11516647605a
12242714b49a
1311b4712874
148314462b4
154b01c679a
hex2d325ccf6

12132404470 has 8 divisors (see below), whose sum is σ = 21838328064. Its totient is φ = 4852961784.

The previous prime is 12132404461. The next prime is 12132404477. The reversal of 12132404470 is 7440423121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12132404477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606620214 + ... + 606620233.

It is an arithmetic number, because the mean of its divisors is an integer number (2729791008).

Almost surely, 212132404470 is an apocalyptic number.

12132404470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12132404470 is a deficient number, since it is larger than the sum of its proper divisors (9705923594).

12132404470 is a wasteful number, since it uses less digits than its factorization.

12132404470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213240454.

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 12132404470 its reverse (7440423121), we get a palindrome (19572827591).

The spelling of 12132404470 in words is "twelve billion, one hundred thirty-two million, four hundred four thousand, four hundred seventy".

Divisors: 1 2 5 10 1213240447 2426480894 6066202235 12132404470