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1330013200 = 24523325033
BaseRepresentation
bin100111101000110…
…0110010000010000
310102200122200010011
41033101212100100
510210440410300
6335550444304
744646632335
oct11721462020
93380580104
101330013200
1162283766a
12311503694
13182715c79
14c88d498c
157bb6ceba
hex4f466410

1330013200 has 30 divisors (see below), whose sum is σ = 3195357674. Its totient is φ = 532005120.

The previous prime is 1330013197. The next prime is 1330013239. The reversal of 1330013200 is 23100331.

It can be written as a sum of positive squares in 3 ways, for example, as 320553216 + 1009459984 = 17904^2 + 31772^2 .

It is a super-2 number, since 2×13300132002 = 3537870224348480000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1662117 + ... + 1662916.

Almost surely, 21330013200 is an apocalyptic number.

1330013200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1330013200 is an abundant number, since it is smaller than the sum of its proper divisors (1865344474).

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

1330013200 is a wasteful number, since it uses less digits than its factorization.

1330013200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325051 (or 3325040 counting only the distinct ones).

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

The square root of 1330013200 is about 36469.3460319760. The cubic root of 1330013200 is about 1099.7280870604.

Adding to 1330013200 its reverse (23100331), we get a palindrome (1353113531).

The spelling of 1330013200 in words is "one billion, three hundred thirty million, thirteen thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 3325033 6650066 13300132 16625165 26600264 33250330 53200528 66500660 83125825 133001320 166251650 266002640 332503300 665006600 1330013200