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1210032130 = 25163742351
BaseRepresentation
bin100100000011111…
…1010000000000010
310010022220000000211
41020013322000002
54434232012010
6320023104334
741662050316
oct11007720002
93108800024
101210032130
1157103905a
122992a20aa
131638c7858
14b69c1b46
157136d08a
hex481fa002

1210032130 has 16 divisors (see below), whose sum is σ = 2191423104. Its totient is φ = 481042800.

The previous prime is 1210032079. The next prime is 1210032133. The reversal of 1210032130 is 312300121.

It is a self number, because there is not a number n which added to its sum of digits gives 1210032130.

It is not an unprimeable number, because it can be changed into a prime (1210032133) 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, 369546 + ... + 372805.

It is an arithmetic number, because the mean of its divisors is an integer number (136963944).

Almost surely, 21210032130 is an apocalyptic number.

1210032130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1210032130 is a deficient number, since it is larger than the sum of its proper divisors (981390974).

1210032130 is a wasteful number, since it uses less digits than its factorization.

1210032130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742521.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1210032130 is about 34785.5160950646. The cubic root of 1210032130 is about 1065.6116685839.

Adding to 1210032130 its reverse (312300121), we get a palindrome (1522332251).

The spelling of 1210032130 in words is "one billion, two hundred ten million, thirty-two thousand, one hundred thirty".

Divisors: 1 2 5 10 163 326 815 1630 742351 1484702 3711755 7423510 121003213 242006426 605016065 1210032130