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1201210241 = 71115600133
BaseRepresentation
bin100011110011001…
…0000001110000001
310002201021210200012
41013212100032001
54430002211431
6315110034305
741524055450
oct10746201601
93081253605
101201210241
11567063040
12296348995
13161b292ba
14b5766b97
15706c922b
hex47990381

1201210241 has 8 divisors (see below), whose sum is σ = 1497612864. Its totient is φ = 936007920.

The previous prime is 1201210207. The next prime is 1201210261. The reversal of 1201210241 is 1420121021.

It is a happy number.

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 1201210241 - 226 = 1134101377 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1201210201) 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, 7799990 + ... + 7800143.

It is an arithmetic number, because the mean of its divisors is an integer number (187201608).

Almost surely, 21201210241 is an apocalyptic number.

1201210241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1201210241 is a deficient number, since it is larger than the sum of its proper divisors (296402623).

1201210241 is a wasteful number, since it uses less digits than its factorization.

1201210241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15600151.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1201210241 is about 34658.4800734250. The cubic root of 1201210241 is about 1063.0156916443.

Adding to 1201210241 its reverse (1420121021), we get a palindrome (2621331262).

The spelling of 1201210241 in words is "one billion, two hundred one million, two hundred ten thousand, two hundred forty-one".

Divisors: 1 7 11 77 15600133 109200931 171601463 1201210241