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1395316 = 221326833
BaseRepresentation
bin101010100101001110100
32121220000101
411110221310
5324122231
645523444
714600656
oct5245164
92556011
101395316
1187335a
12573584
1339b140
142846d6
151c8661
hex154a74

1395316 has 12 divisors (see below), whose sum is σ = 2629732. Its totient is φ = 643968.

The previous prime is 1395301. The next prime is 1395319. The reversal of 1395316 is 6135931.

It can be written as a sum of positive squares in 2 ways, for example, as 163216 + 1232100 = 404^2 + 1110^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1395319) 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, 13365 + ... + 13468.

21395316 is an apocalyptic number.

It is an amenable number.

1395316 is a deficient number, since it is larger than the sum of its proper divisors (1234416).

1395316 is a wasteful number, since it uses less digits than its factorization.

1395316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26850 (or 26848 counting only the distinct ones).

The product of its digits is 2430, while the sum is 28.

The square root of 1395316 is about 1181.2349469940. The cubic root of 1395316 is about 111.7439943588.

It can be divided in two parts, 1395 and 316, that added together give a triangular number (1711 = T58).

The spelling of 1395316 in words is "one million, three hundred ninety-five thousand, three hundred sixteen".

Divisors: 1 2 4 13 26 52 26833 53666 107332 348829 697658 1395316