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1320130030 = 25373567919
BaseRepresentation
bin100111010101111…
…1001010111101110
310102000001112221211
41032223321113232
510200423130110
6334554545034
744466630412
oct11653712756
93360045854
101320130030
116181a725a
1230a13817a
1318066563b
14c7480d42
157ad6998a
hex4eaf95ee

1320130030 has 16 divisors (see below), whose sum is σ = 2440457280. Its totient is φ = 513780192.

The previous prime is 1320130003. The next prime is 1320130037. The reversal of 1320130030 is 300310231.

It is a super-2 number, since 2×13201300302 = 3485486592215601800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320130037) 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, 1783590 + ... + 1784329.

It is an arithmetic number, because the mean of its divisors is an integer number (152528580).

Almost surely, 21320130030 is an apocalyptic number.

1320130030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320130030 is a deficient number, since it is larger than the sum of its proper divisors (1120327250).

1320130030 is a wasteful number, since it uses less digits than its factorization.

1320130030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3567963.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 1320130030 is about 36333.5936840825. The cubic root of 1320130030 is about 1096.9973289703.

Adding to 1320130030 its reverse (300310231), we get a palindrome (1620440261).

The spelling of 1320130030 in words is "one billion, three hundred twenty million, one hundred thirty thousand, thirty".

Divisors: 1 2 5 10 37 74 185 370 3567919 7135838 17839595 35679190 132013003 264026006 660065015 1320130030