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11201290 = 252235023
BaseRepresentation
bin101010101110…
…101100001010
3210002002021121
4222232230022
510331420130
61040025454
7164131552
oct52565412
923062247
1011201290
116360771
12390228a
1324225a9
1416b8162
15eb3d7a
hexaaeb0a

11201290 has 16 divisors (see below), whose sum is σ = 20256768. Its totient is φ = 4459536.

The previous prime is 11201263. The next prime is 11201293. The reversal of 11201290 is 9210211.

11201290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11201293) 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, 282 + ... + 4741.

It is an arithmetic number, because the mean of its divisors is an integer number (1266048).

Almost surely, 211201290 is an apocalyptic number.

11201290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11201290 is a deficient number, since it is larger than the sum of its proper divisors (9055478).

11201290 is a wasteful number, since it uses less digits than its factorization.

11201290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5253.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 11201290 is about 3346.8328312003. The cubic root of 11201290 is about 223.7463780195.

The spelling of 11201290 in words is "eleven million, two hundred one thousand, two hundred ninety".

Divisors: 1 2 5 10 223 446 1115 2230 5023 10046 25115 50230 1120129 2240258 5600645 11201290