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11300389 = 157167431
BaseRepresentation
bin101011000110…
…111000100101
3210021010012221
4223012320211
510343103024
61042112341
7165023512
oct53067045
923233187
1011300389
116419171
12394b6b1
132458729
141702309
15ed33e4
hexac6e25

11300389 has 8 divisors (see below), whose sum is σ = 11467008. Its totient is φ = 11135280.

The previous prime is 11300381. The next prime is 11300407. The reversal of 11300389 is 98300311.

11300389 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11300389 - 23 = 11300381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11300381) 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, 26004 + ... + 26434.

It is an arithmetic number, because the mean of its divisors is an integer number (1433376).

Almost surely, 211300389 is an apocalyptic number.

It is an amenable number.

11300389 is a deficient number, since it is larger than the sum of its proper divisors (166619).

11300389 is a wasteful number, since it uses less digits than its factorization.

11300389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 11300389 is about 3361.6051225568. The cubic root of 11300389 is about 224.4042776226.

The spelling of 11300389 in words is "eleven million, three hundred thousand, three hundred eighty-nine".

Divisors: 1 157 167 431 26219 67667 71977 11300389