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2100982 = 213194253
BaseRepresentation
bin1000000000111011110110
310221202000011
420000323312
51014212412
6113010434
723600212
oct10007366
93852004
102100982
111205554
12853a1a
135873b0
143c9942
152b77a7
hex200ef6

2100982 has 16 divisors (see below), whose sum is σ = 3573360. Its totient is φ = 918432.

The previous prime is 2100953. The next prime is 2100983. The reversal of 2100982 is 2890012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100983) 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, 1633 + ... + 2620.

It is an arithmetic number, because the mean of its divisors is an integer number (223335).

22100982 is an apocalyptic number.

2100982 is a deficient number, since it is larger than the sum of its proper divisors (1472378).

2100982 is a wasteful number, since it uses less digits than its factorization.

2100982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4287.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 2100982 is about 1449.4764572079. The cubic root of 2100982 is about 128.0778741619.

Adding to 2100982 its reverse (2890012), we get a palindrome (4990994).

The spelling of 2100982 in words is "two million, one hundred thousand, nine hundred eighty-two".

Divisors: 1 2 13 19 26 38 247 494 4253 8506 55289 80807 110578 161614 1050491 2100982