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1202130241 = 131395091307
BaseRepresentation
bin100011110100111…
…0000110101000001
310002210000112200021
41013221300311001
54430221131431
6315141453441
741534636614
oct10751606501
93083015607
101202130241
11567631274
12296711281
1316208bc90
14b592617b
157080bb11
hex47a70d41

1202130241 has 16 divisors (see below), whose sum is σ = 1307476800. Its totient is φ = 1098669888.

The previous prime is 1202130239. The next prime is 1202130257. The reversal of 1202130241 is 1420312021.

It is a cyclic number.

It is not a de Polignac number, because 1202130241 - 21 = 1202130239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202130221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 919110 + ... + 920416.

It is an arithmetic number, because the mean of its divisors is an integer number (81717300).

Almost surely, 21202130241 is an apocalyptic number.

It is an amenable number.

1202130241 is a deficient number, since it is larger than the sum of its proper divisors (105346559).

1202130241 is a wasteful number, since it uses less digits than its factorization.

1202130241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1202130241 is about 34671.7498981520. The cubic root of 1202130241 is about 1063.2870082532.

Adding to 1202130241 its reverse (1420312021), we get a palindrome (2622442262).

The spelling of 1202130241 in words is "one billion, two hundred two million, one hundred thirty thousand, two hundred forty-one".

Divisors: 1 13 139 509 1307 1807 6617 16991 70751 181673 665263 919763 2361749 8648419 92471557 1202130241