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2071100 = 2252139149
BaseRepresentation
bin111111001101000111100
310220020000102
413321220330
51012233400
6112220232
723414123
oct7715074
93806012
102071100
111195059
1283a678
13576905
143bcaba
152ad9d5
hex1f9a3c

2071100 has 36 divisors (see below), whose sum is σ = 4557000. Its totient is φ = 816960.

The previous prime is 2071087. The next prime is 2071123. The reversal of 2071100 is 11702.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13826 + ... + 13974.

22071100 is an apocalyptic number.

2071100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2071100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2278500).

2071100 is an abundant number, since it is smaller than the sum of its proper divisors (2485900).

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

2071100 is a wasteful number, since it uses less digits than its factorization.

2071100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302 (or 295 counting only the distinct ones).

The product of its (nonzero) digits is 14, while the sum is 11.

The square root of 2071100 is about 1439.1316826476. The cubic root of 2071100 is about 127.4677606556.

Adding to 2071100 its reverse (11702), we get a palindrome (2082802).

The spelling of 2071100 in words is "two million, seventy-one thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 139 149 278 298 556 596 695 745 1390 1490 2780 2980 3475 3725 6950 7450 13900 14900 20711 41422 82844 103555 207110 414220 517775 1035550 2071100