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1385130 = 23546171
BaseRepresentation
bin101010010001010101010
32121101001010
411102022222
5323311010
645404350
714526165
oct5221252
92541033
101385130
1186673a
125696b6
13396606
14280adc
151c5620
hex1522aa

1385130 has 16 divisors (see below), whose sum is σ = 3324384. Its totient is φ = 369360.

The previous prime is 1385117. The next prime is 1385147. The reversal of 1385130 is 315831.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1385097 and 1385106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23056 + ... + 23115.

It is an arithmetic number, because the mean of its divisors is an integer number (207774).

21385130 is an apocalyptic number.

1385130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1385130 is an abundant number, since it is smaller than the sum of its proper divisors (1939254).

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

1385130 is a wasteful number, since it uses less digits than its factorization.

1385130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46181.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1385130 is about 1176.9154600055. The cubic root of 1385130 is about 111.4714144447.

The spelling of 1385130 in words is "one million, three hundred eighty-five thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 46171 92342 138513 230855 277026 461710 692565 1385130