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1395080 = 23534877
BaseRepresentation
bin101010100100110001000
32121212200122
411110212020
5324120310
645522412
714600201
oct5244610
92555618
101395080
11873165
12573408
1339acbb
142845a8
151c8555
hex154988

1395080 has 16 divisors (see below), whose sum is σ = 3139020. Its totient is φ = 558016.

The previous prime is 1395077. The next prime is 1395083. The reversal of 1395080 is 805931.

It is an interprime number because it is at equal distance from previous prime (1395077) and next prime (1395083).

It can be written as a sum of positive squares in 2 ways, for example, as 1387684 + 7396 = 1178^2 + 86^2 .

It is not an unprimeable number, because it can be changed into a prime (1395083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17399 + ... + 17478.

21395080 is an apocalyptic number.

1395080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1395080 is an abundant number, since it is smaller than the sum of its proper divisors (1743940).

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

1395080 is a wasteful number, since it uses less digits than its factorization.

1395080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34888 (or 34884 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1395080 is about 1181.1350473168. The cubic root of 1395080 is about 111.7376939773.

The spelling of 1395080 in words is "one million, three hundred ninety-five thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 34877 69754 139508 174385 279016 348770 697540 1395080