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11258480 = 245140731
BaseRepresentation
bin101010111100…
…101001110000
3210011222201202
4222330221300
510340232410
61041150332
7164460362
oct52745160
923158652
1011258480
11639a732
12392b3a8
13244262c
1416d0d32
15ec5ca5
hexabca70

11258480 has 20 divisors (see below), whose sum is σ = 26176152. Its totient is φ = 4503360.

The previous prime is 11258453. The next prime is 11258483. The reversal of 11258480 is 8485211.

11258480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11258483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70286 + ... + 70445.

Almost surely, 211258480 is an apocalyptic number.

11258480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11258480 is an abundant number, since it is smaller than the sum of its proper divisors (14917672).

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

11258480 is a wasteful number, since it uses less digits than its factorization.

11258480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140744 (or 140738 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 11258480 is about 3355.3658518856. The cubic root of 11258480 is about 224.1265229098.

The spelling of 11258480 in words is "eleven million, two hundred fifty-eight thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 140731 281462 562924 703655 1125848 1407310 2251696 2814620 5629240 11258480