Search a number
-
+
1210342001 = 11127986029
BaseRepresentation
bin100100000100100…
…0101101001110001
310010100110202002112
41020021011221301
54434321421001
6320033455105
741664510611
oct11011055161
93110422075
101210342001
1157122a950
12299411495
131639a58cb
14b6a62a41
15713cecbb
hex48245a71

1210342001 has 8 divisors (see below), whose sum is σ = 1321420800. Its totient is φ = 1099437840.

The previous prime is 1210341961. The next prime is 1210342037. The reversal of 1210342001 is 1002430121.

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 1210342001 - 210 = 1210340977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1210342051) 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, 28946 + ... + 57083.

It is an arithmetic number, because the mean of its divisors is an integer number (165177600).

Almost surely, 21210342001 is an apocalyptic number.

1210342001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1210342001 is a deficient number, since it is larger than the sum of its proper divisors (111078799).

1210342001 is a wasteful number, since it uses less digits than its factorization.

1210342001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87319.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1210342001 is about 34789.9698332723. The cubic root of 1210342001 is about 1065.7026231855.

Adding to 1210342001 its reverse (1002430121), we get a palindrome (2212772122).

The spelling of 1210342001 in words is "one billion, two hundred ten million, three hundred forty-two thousand, one".

Divisors: 1 11 1279 14069 86029 946319 110031091 1210342001