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2100032130 = 235727913583
BaseRepresentation
bin111110100101011…
…1111001010000010
312102100120200111210
41331022333022002
513300102012010
6544214550550
7103016656440
oct17512771202
95370520453
102100032130
11988460249
124a7368456
132760cc681
1415cc97b90
15c4571b20
hex7d2bf282

2100032130 has 64 divisors (see below), whose sum is σ = 5763760128. Its totient is φ = 479701440.

The previous prime is 2100032113. The next prime is 2100032131. The reversal of 2100032130 is 312300012.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2100032131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 584319 + ... + 587901.

It is an arithmetic number, because the mean of its divisors is an integer number (90058752).

Almost surely, 22100032130 is an apocalyptic number.

2100032130 is an abundant number, since it is smaller than the sum of its proper divisors (3663727998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2100032130 is a wasteful number, since it uses less digits than its factorization.

2100032130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6391.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2100032130 is about 45826.1075152582. The cubic root of 2100032130 is about 1280.5856959079.

Adding to 2100032130 its reverse (312300012), we get a palindrome (2412332142).

The spelling of 2100032130 in words is "two billion, one hundred million, thirty-two thousand, one hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 2791 3583 5582 7166 8373 10749 13955 16746 17915 19537 21498 25081 27910 35830 39074 41865 50162 53745 58611 75243 83730 97685 107490 117222 125405 150486 195370 250810 293055 376215 586110 752430 10000153 20000306 30000459 50000765 60000918 70001071 100001530 140002142 150002295 210003213 300004590 350005355 420006426 700010710 1050016065 2100032130