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1000130 = 25103971
BaseRepresentation
bin11110100001011000010
31212210220212
43310023002
5224001010
633234122
711333555
oct3641302
91783825
101000130
1162345a
12402942
132902c1
141c069c
1514b505
hexf42c2

1000130 has 16 divisors (see below), whose sum is σ = 1819584. Its totient is φ = 395760.

The previous prime is 1000121. The next prime is 1000133. The reversal of 1000130 is 310001.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a Curzon number.

It is a plaindrome in base 7.

It is a zygodrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (1000133) 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, 545 + ... + 1515.

It is an arithmetic number, because the mean of its divisors is an integer number (113724).

21000130 is an apocalyptic number.

1000130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000130 is a deficient number, since it is larger than the sum of its proper divisors (819454).

1000130 is a wasteful number, since it uses less digits than its factorization.

1000130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081.

The product of its (nonzero) digits is 3, while the sum is 5.

The square root of 1000130 is about 1000.0649978876. The cubic root of 1000130 is about 100.0043331456.

Adding to 1000130 its reverse (310001), we get a palindrome (1310131).

The spelling of 1000130 in words is "one million, one hundred thirty", and thus it is an aban number.

Divisors: 1 2 5 10 103 206 515 971 1030 1942 4855 9710 100013 200026 500065 1000130