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12423201 = 37591581
BaseRepresentation
bin101111011001…
…000000100001
3212101011102120
4233121000201
511140020301
61122134453
7210411150
oct57310041
925334376
1012423201
11701580a
1241b1429
13275c80b
141915597
151155e36
hexbd9021

12423201 has 8 divisors (see below), whose sum is σ = 18930624. Its totient is φ = 7098960.

The previous prime is 12423167. The next prime is 12423211. The reversal of 12423201 is 10232421.

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

It is not a de Polignac number, because 12423201 - 222 = 8228897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12423211) 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, 295770 + ... + 295811.

It is an arithmetic number, because the mean of its divisors is an integer number (2366328).

Almost surely, 212423201 is an apocalyptic number.

It is an amenable number.

12423201 is a deficient number, since it is larger than the sum of its proper divisors (6507423).

12423201 is an equidigital number, since it uses as much as digits as its factorization.

12423201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591591.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 12423201 is about 3524.6561534425. The cubic root of 12423201 is about 231.6031724504.

Adding to 12423201 its reverse (10232421), we get a palindrome (22655622).

The spelling of 12423201 in words is "twelve million, four hundred twenty-three thousand, two hundred one".

Divisors: 1 3 7 21 591581 1774743 4141067 12423201