Search a number
-
+
1352800232 = 237470429
BaseRepresentation
bin101000010100010…
…0001011111101000
310111021112101001022
41100220201133220
510232304101412
6342123112012
745344420000
oct12050413750
93437471038
101352800232
11634690923
12319072608
13187363b14
14cb947000
157db6ea72
hex50a217e8

1352800232 has 40 divisors (see below), whose sum is σ = 2959116450. Its totient is φ = 579763296.

The previous prime is 1352800219. The next prime is 1352800237. The reversal of 1352800232 is 2320082531.

It can be written as a sum of positive squares in only one way, i.e., 1156408036 + 196392196 = 34006^2 + 14014^2 .

It is not an unprimeable number, because it can be changed into a prime (1352800237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 16007 + ... + 54422.

Almost surely, 21352800232 is an apocalyptic number.

It is an amenable number.

1352800232 is an abundant number, since it is smaller than the sum of its proper divisors (1606316218).

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

1352800232 is an frugal number, since it uses more digits than its factorization.

1352800232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70463 (or 70438 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1352800232 is about 36780.4327326365. The cubic root of 1352800232 is about 1105.9730805818.

Adding to 1352800232 its reverse (2320082531), we get a palindrome (3672882763).

The spelling of 1352800232 in words is "one billion, three hundred fifty-two million, eight hundred thousand, two hundred thirty-two".

Divisors: 1 2 4 7 8 14 28 49 56 98 196 343 392 686 1372 2401 2744 4802 9604 19208 70429 140858 281716 493003 563432 986006 1972012 3451021 3944024 6902042 13804084 24157147 27608168 48314294 96628588 169100029 193257176 338200058 676400116 1352800232