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2102031010 = 251791174319
BaseRepresentation
bin111110101001010…
…0111001010100010
312102111100020110101
41331102213022202
513301104443020
6544325453014
7103042653202
oct17522471242
95374306411
102102031010
119895a6012
124a7b7116a
1327664c441
1415d258402
15c481900a
hex7d4a72a2

2102031010 has 16 divisors (see below), whose sum is σ = 3804796800. Its totient is φ = 836114416.

The previous prime is 2102030969. The next prime is 2102031053. The reversal of 2102031010 is 101302012.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 585370 + ... + 588949.

It is an arithmetic number, because the mean of its divisors is an integer number (237799800).

Almost surely, 22102031010 is an apocalyptic number.

2102031010 is a deficient number, since it is larger than the sum of its proper divisors (1702765790).

2102031010 is a wasteful number, since it uses less digits than its factorization.

2102031010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174505.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 2102031010 is about 45847.9117299796. The cubic root of 2102031010 is about 1280.9918683312.

Adding to 2102031010 its reverse (101302012), we get a palindrome (2203333022).

The spelling of 2102031010 in words is "two billion, one hundred two million, thirty-one thousand, ten".

Divisors: 1 2 5 10 179 358 895 1790 1174319 2348638 5871595 11743190 210203101 420406202 1051015505 2102031010