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11210120 = 235280253
BaseRepresentation
bin101010110000…
…110110001000
3210002112101122
4222300312020
510332210440
61040134412
7164166365
oct52606610
923075348
1011210120
116367369
123907408
13242660c
1416bb46c
15eb67b5
hexab0d88

11210120 has 16 divisors (see below), whose sum is σ = 25222860. Its totient is φ = 4484032.

The previous prime is 11210117. The next prime is 11210141. The reversal of 11210120 is 2101211.

It can be written as a sum of positive squares in 2 ways, for example, as 10903204 + 306916 = 3302^2 + 554^2 .

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a junction number, because it is equal to n+sod(n) for n = 11210098 and 11210107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140087 + ... + 140166.

Almost surely, 211210120 is an apocalyptic number.

11210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11210120 is an abundant number, since it is smaller than the sum of its proper divisors (14012740).

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

11210120 is a wasteful number, since it uses less digits than its factorization.

11210120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280264 (or 280260 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 11210120 is about 3348.1517289394. The cubic root of 11210120 is about 223.8051558210.

Adding to 11210120 its reverse (2101211), we get a palindrome (13311331).

It can be divided in two parts, 1 and 1210120, that added together give a palindrome (1210121).

The spelling of 11210120 in words is "eleven million, two hundred ten thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 280253 560506 1121012 1401265 2242024 2802530 5605060 11210120