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1330131120 = 24357337561
BaseRepresentation
bin100111101001000…
…0011000010110000
310102200212122212120
41033102003002300
510211003143440
6335553154240
744650633203
oct11722030260
93380778776
101330131120
1162290821a
1231155b980
13182757846
14c892593a
157bb92dd0
hex4f4830b0

1330131120 has 80 divisors (see below), whose sum is σ = 4129577952. Its totient is φ = 354170880.

The previous prime is 1330131109. The next prime is 1330131151. The reversal of 1330131120 is 211310331.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1330131120.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172140 + ... + 179700.

Almost surely, 21330131120 is an apocalyptic number.

1330131120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1330131120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2064788976).

1330131120 is an abundant number, since it is smaller than the sum of its proper divisors (2799446832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1330131120 is a wasteful number, since it uses less digits than its factorization.

1330131120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8310 (or 8304 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1330131120 is about 36470.9626963698. The cubic root of 1330131120 is about 1099.7605870144.

Adding to 1330131120 its reverse (211310331), we get a palindrome (1541441451).

The spelling of 1330131120 in words is "one billion, three hundred thirty million, one hundred thirty-one thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 733 1466 2199 2932 3665 4398 5864 7330 7561 8796 10995 11728 14660 15122 17592 21990 22683 29320 30244 35184 37805 43980 45366 58640 60488 75610 87960 90732 113415 120976 151220 175920 181464 226830 302440 362928 453660 604880 907320 1814640 5542213 11084426 16626639 22168852 27711065 33253278 44337704 55422130 66506556 83133195 88675408 110844260 133013112 166266390 221688520 266026224 332532780 443377040 665065560 1330131120