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1208001 = 31921193
BaseRepresentation
bin100100110111011000001
32021101001210
410212323001
5302124001
641520333
713160604
oct4467301
92241053
101208001
11755653
124a30a9
13333ac2
1423633b
1518cdd6
hex126ec1

1208001 has 8 divisors (see below), whose sum is σ = 1695520. Its totient is φ = 762912.

The previous prime is 1207981. The next prime is 1208017. The reversal of 1208001 is 1008021.

It is a happy number.

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

It is not a de Polignac number, because 1208001 - 29 = 1207489 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1208021) 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, 10540 + ... + 10653.

It is an arithmetic number, because the mean of its divisors is an integer number (211940).

21208001 is an apocalyptic number.

It is an amenable number.

1208001 is a deficient number, since it is larger than the sum of its proper divisors (487519).

1208001 is a wasteful number, since it uses less digits than its factorization.

1208001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21215.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1208001 is about 1099.0909880442. The cubic root of 1208001 is about 106.5015098201.

The spelling of 1208001 in words is "one million, two hundred eight thousand, one".

Divisors: 1 3 19 57 21193 63579 402667 1208001