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1384030 = 25138403
BaseRepresentation
bin101010001111001011110
32121022112101
411101321132
5323242110
645355314
714523034
oct5217136
92538471
101384030
1186592a
12568b3a
13395c6b
14280554
151c513a
hex151e5e

1384030 has 8 divisors (see below), whose sum is σ = 2491272. Its totient is φ = 553608.

The previous prime is 1384027. The next prime is 1384043. The reversal of 1384030 is 304831.

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

It is a junction number, because it is equal to n+sod(n) for n = 1383989 and 1384007.

It is a congruent number.

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, 69192 + ... + 69211.

It is an arithmetic number, because the mean of its divisors is an integer number (311409).

21384030 is an apocalyptic number.

1384030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1384030 is a deficient number, since it is larger than the sum of its proper divisors (1107242).

1384030 is a wasteful number, since it uses less digits than its factorization.

1384030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138410.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1384030 is about 1176.4480439016. The cubic root of 1384030 is about 111.4418983152.

Adding to 1384030 its reverse (304831), we get a palindrome (1688861).

The spelling of 1384030 in words is "one million, three hundred eighty-four thousand, thirty".

Divisors: 1 2 5 10 138403 276806 692015 1384030