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1000130207 = 12728327827
BaseRepresentation
bin111011100111001…
…100011010011111
32120200220212201112
4323213030122133
54022013131312
6243124132235
733532652336
oct7347143237
92520825645
101000130207
1147360269a
1223ab3707b
1312c28452b
1496b82d1d
155cc09d22
hex3b9cc69f

1000130207 has 8 divisors (see below), whose sum is σ = 1011603456. Its totient is φ = 988713432.

The previous prime is 1000130203. The next prime is 1000130251. The reversal of 1000130207 is 7020310001.

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 1000130207 - 22 = 1000130203 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000130191 and 1000130200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000130203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22028 + ... + 49854.

It is an arithmetic number, because the mean of its divisors is an integer number (126450432).

Almost surely, 21000130207 is an apocalyptic number.

1000130207 is a deficient number, since it is larger than the sum of its proper divisors (11473249).

1000130207 is a wasteful number, since it uses less digits than its factorization.

1000130207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28237.

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 1000130207 is about 31624.8352881086. The cubic root of 1000130207 is about 1000.0434004497.

Adding to 1000130207 its reverse (7020310001), we get a palindrome (8020440208).

The spelling of 1000130207 in words is "one billion, one hundred thirty thousand, two hundred seven".

Divisors: 1 127 283 27827 35941 3534029 7875041 1000130207