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1030012013 = 2394147591
BaseRepresentation
bin111101011001001…
…011110001101101
32122210011000212002
4331121023301231
54102140341023
6250112422045
734344646322
oct7531136155
92583130762
101030012013
114894622a8
12248b47925
13135517784
149ab20b49
156065db28
hex3d64bc6d

1030012013 has 8 divisors (see below), whose sum is σ = 1075959936. Its totient is φ = 984161200.

The previous prime is 1030012007. The next prime is 1030012019. The reversal of 1030012013 is 3102100301.

It is an interprime number because it is at equal distance from previous prime (1030012007) and next prime (1030012019).

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 1030012013 - 218 = 1029749869 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1030011985 and 1030012003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030012019) 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, 2153 + ... + 45438.

It is an arithmetic number, because the mean of its divisors is an integer number (134494992).

Almost surely, 21030012013 is an apocalyptic number.

It is an amenable number.

1030012013 is a deficient number, since it is larger than the sum of its proper divisors (45947923).

1030012013 is an equidigital number, since it uses as much as digits as its factorization.

1030012013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48555.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1030012013 is about 32093.8002268351. The cubic root of 1030012013 is about 1009.9055602316.

Adding to 1030012013 its reverse (3102100301), we get a palindrome (4132112314).

The spelling of 1030012013 in words is "one billion, thirty million, twelve thousand, thirteen".

Divisors: 1 23 941 21643 47591 1094593 44783131 1030012013