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1002070 = 25100207
BaseRepresentation
bin11110100101001010110
31212220120201
43310221112
5224031240
633251114
711342326
oct3645126
91786521
101002070
11624963
12403a9a
13291154
141c1286
1514bd9a
hexf4a56

1002070 has 8 divisors (see below), whose sum is σ = 1803744. Its totient is φ = 400824.

The previous prime is 1002061. The next prime is 1002073. The reversal of 1002070 is 702001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 100207 = 1002070 / (1 + 0 + 0 + 2 + 0 + 7 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50094 + ... + 50113.

It is an arithmetic number, because the mean of its divisors is an integer number (225468).

21002070 is an apocalyptic number.

1002070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002070 is a deficient number, since it is larger than the sum of its proper divisors (801674).

1002070 is a wasteful number, since it uses less digits than its factorization.

1002070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100214.

The product of its (nonzero) digits is 14, while the sum is 10.

The square root of 1002070 is about 1001.0344649411. The cubic root of 1002070 is about 100.0689524447.

Adding to 1002070 its reverse (702001), we get a palindrome (1704071).

The spelling of 1002070 in words is "one million, two thousand, seventy".

Divisors: 1 2 5 10 100207 200414 501035 1002070