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132513210 = 23254731327
BaseRepresentation
bin1111110010111…
…11110110111010
3100020100100221200
413321133312322
5232410410320
621052115030
73166225614
oct771376672
9306310850
10132513210
1168889155
1238465a76
13215b86ab
1413855db4
15b978290
hex7e5fdba

132513210 has 48 divisors (see below), whose sum is σ = 351876096. Its totient is φ = 34583904.

The previous prime is 132513131. The next prime is 132513217. The reversal of 132513210 is 12315231.

132513210 is a `hidden beast` number, since 132 + 513 + 21 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (132513217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11434 + ... + 19893.

It is an arithmetic number, because the mean of its divisors is an integer number (7330752).

Almost surely, 2132513210 is an apocalyptic number.

132513210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

132513210 is an abundant number, since it is smaller than the sum of its proper divisors (219362886).

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

132513210 is a wasteful number, since it uses less digits than its factorization.

132513210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31387 (or 31384 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 132513210 is about 11511.4382246529. The cubic root of 132513210 is about 509.8233528939.

Adding to 132513210 its reverse (12315231), we get a palindrome (144828441).

It can be divided in two parts, 13251 and 3210, that added together give a palindrome (16461).

The spelling of 132513210 in words is "one hundred thirty-two million, five hundred thirteen thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 47 90 94 141 235 282 423 470 705 846 1410 2115 4230 31327 62654 93981 156635 187962 281943 313270 469905 563886 939810 1409715 1472369 2819430 2944738 4417107 7361845 8834214 13251321 14723690 22085535 26502642 44171070 66256605 132513210