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1380301 = 13891193
BaseRepresentation
bin101010000111111001101
32121010102021
411100333031
5323132201
645330141
714506126
oct5207715
92533367
101380301
1186304a
12566951
13394360
1427d04d
151c3ea1
hex150fcd

1380301 has 8 divisors (see below), whose sum is σ = 1504440. Its totient is φ = 1258752.

The previous prime is 1380289. The next prime is 1380307. The reversal of 1380301 is 1030831.

It can be written as a sum of positive squares in 4 ways, for example, as 2025 + 1378276 = 45^2 + 1174^2 .

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 1380301 - 211 = 1378253 is a prime.

It is a Duffinian number.

1380301 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1380307) 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, 561 + ... + 1753.

It is an arithmetic number, because the mean of its divisors is an integer number (188055).

21380301 is an apocalyptic number.

It is an amenable number.

1380301 is a deficient number, since it is larger than the sum of its proper divisors (124139).

1380301 is a wasteful number, since it uses less digits than its factorization.

1380301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1380301 is about 1174.8621195698. The cubic root of 1380301 is about 111.3417221100.

It can be divided in two parts, 1380 and 301, that added together give a square (1681 = 412).

The spelling of 1380301 in words is "one million, three hundred eighty thousand, three hundred one".

Divisors: 1 13 89 1157 1193 15509 106177 1380301