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1011130030 = 25195321737
BaseRepresentation
bin111100010001001…
…001111010101110
32121110121201122101
4330101021322232
54032322130110
6244200005314
734025314651
oct7421117256
92543551571
101011130030
11479835a59
1224276083a
131316361c1
1498407898
155db7e13a
hex3c449eae

1011130030 has 16 divisors (see below), whose sum is σ = 1915825680. Its totient is φ = 383164992.

The previous prime is 1011130013. The next prime is 1011130033. The reversal of 1011130030 is 300311101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1011129989 and 1011130016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011130033) 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, 2660679 + ... + 2661058.

It is an arithmetic number, because the mean of its divisors is an integer number (119739105).

Almost surely, 21011130030 is an apocalyptic number.

1011130030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011130030 is a deficient number, since it is larger than the sum of its proper divisors (904695650).

1011130030 is a wasteful number, since it uses less digits than its factorization.

1011130030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5321763.

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 1011130030 is about 31798.2708649386. The cubic root of 1011130030 is about 1003.6963303081.

Adding to 1011130030 its reverse (300311101), we get a palindrome (1311441131).

The spelling of 1011130030 in words is "one billion, eleven million, one hundred thirty thousand, thirty".

Divisors: 1 2 5 10 19 38 95 190 5321737 10643474 26608685 53217370 101113003 202226006 505565015 1011130030