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11395428 = 22311131659
BaseRepresentation
bin101011011110…
…000101100100
3210102221120220
4223132011210
510404123203
61044124340
7165600552
oct53360544
923387526
1011395428
116483610
1239966b0
13248ca75
141728bd2
151001653
hexade164

11395428 has 48 divisors (see below), whose sum is σ = 29272320. Its totient is φ = 3421600.

The previous prime is 11395411. The next prime is 11395451. The reversal of 11395428 is 82459311.

11395428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16963 + ... + 17621.

It is an arithmetic number, because the mean of its divisors is an integer number (609840).

Almost surely, 211395428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11395428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14636160).

11395428 is an abundant number, since it is smaller than the sum of its proper divisors (17876892).

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

11395428 is a wasteful number, since it uses less digits than its factorization.

11395428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808 (or 806 counting only the distinct ones).

The product of its digits is 8640, while the sum is 33.

The square root of 11395428 is about 3375.7114805623. The cubic root of 11395428 is about 225.0316202474.

The spelling of 11395428 in words is "eleven million, three hundred ninety-five thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 131 132 262 393 524 659 786 1318 1441 1572 1977 2636 2882 3954 4323 5764 7249 7908 8646 14498 17292 21747 28996 43494 86329 86988 172658 258987 345316 517974 949619 1035948 1899238 2848857 3798476 5697714 11395428