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1307082 = 23731121
BaseRepresentation
bin100111111000111001010
32110101222110
410333013022
5313311312
644003150
714052510
oct4770712
92411873
101307082
11813037
125304b6
13369c2a
142604b0
151ac43c
hex13f1ca

1307082 has 16 divisors (see below), whose sum is σ = 2987712. Its totient is φ = 373440.

The previous prime is 1307081. The next prime is 1307083. The reversal of 1307082 is 2807031.

It is an interprime number because it is at equal distance from previous prime (1307081) and next prime (1307083).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1307081) 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, 15519 + ... + 15602.

It is an arithmetic number, because the mean of its divisors is an integer number (186732).

21307082 is an apocalyptic number.

1307082 is an abundant number, since it is smaller than the sum of its proper divisors (1680630).

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

1307082 is a wasteful number, since it uses less digits than its factorization.

1307082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31133.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 1307082 is about 1143.2768693541. The cubic root of 1307082 is about 109.3371152601.

The spelling of 1307082 in words is "one million, three hundred seven thousand, eighty-two".

Divisors: 1 2 3 6 7 14 21 42 31121 62242 93363 186726 217847 435694 653541 1307082