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12007474 = 217353161
BaseRepresentation
bin101101110011…
…100000110010
3211121001011021
4231303200302
511033214344
61105210054
7204030133
oct55634062
924531137
1012007474
116861436
12403092a
13264551b
141847c8a
1510c2b84
hexb73832

12007474 has 8 divisors (see below), whose sum is σ = 19070748. Its totient is φ = 5650560.

The previous prime is 12007459. The next prime is 12007477. The reversal of 12007474 is 47470021.

12007474 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11594025 + 413449 = 3405^2 + 643^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12007477) 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, 176547 + ... + 176614.

Almost surely, 212007474 is an apocalyptic number.

12007474 is a deficient number, since it is larger than the sum of its proper divisors (7063274).

12007474 is a wasteful number, since it uses less digits than its factorization.

12007474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353180.

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 12007474 is about 3465.1802261931. The cubic root of 12007474 is about 228.9903697253.

Adding to 12007474 its reverse (47470021), we get a palindrome (59477495).

The spelling of 12007474 in words is "twelve million, seven thousand, four hundred seventy-four".

Divisors: 1 2 17 34 353161 706322 6003737 12007474