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11948130 = 2325132757
BaseRepresentation
bin101101100101…
…000001100010
3211111000202100
4231211001202
511024320010
61104031230
7203362125
oct55450142
924430670
1011948130
116820897
124002516
1326244cc
1418303bc
1510b02c0
hexb65062

11948130 has 24 divisors (see below), whose sum is σ = 31065372. Its totient is φ = 3186144.

The previous prime is 11948021. The next prime is 11948137. The reversal of 11948130 is 3184911.

It can be written as a sum of positive squares in 2 ways, for example, as 9865881 + 2082249 = 3141^2 + 1443^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11948094 and 11948103.

It is not an unprimeable number, because it can be changed into a prime (11948137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66289 + ... + 66468.

Almost surely, 211948130 is an apocalyptic number.

11948130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11948130 is an abundant number, since it is smaller than the sum of its proper divisors (19117242).

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

11948130 is a wasteful number, since it uses less digits than its factorization.

11948130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132770 (or 132767 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 11948130 is about 3456.6067175772. The cubic root of 11948130 is about 228.6125035929.

The spelling of 11948130 in words is "eleven million, nine hundred forty-eight thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 132757 265514 398271 663785 796542 1194813 1327570 1991355 2389626 3982710 5974065 11948130