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132613640 = 23522314867
BaseRepresentation
bin1111110011110…
…00011000001000
3100020112110201022
413321320120020
5232422114030
621054212012
73200124455
oct771703010
9306473638
10132613640
1168947655
12384b4008
1321622313
141388082c
15b997de5
hex7e78608

132613640 has 32 divisors (see below), whose sum is σ = 299738880. Its totient is φ = 52804032.

The previous prime is 132613619. The next prime is 132613681. The reversal of 132613640 is 46316231.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1487 + ... + 16353.

It is an arithmetic number, because the mean of its divisors is an integer number (9366840).

Almost surely, 2132613640 is an apocalyptic number.

132613640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132613640 is an abundant number, since it is smaller than the sum of its proper divisors (167125240).

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

132613640 is a wasteful number, since it uses less digits than its factorization.

132613640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15101 (or 15097 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 132613640 is about 11515.7995814446. The cubic root of 132613640 is about 509.9521164835.

Adding to 132613640 its reverse (46316231), we get a palindrome (178929871).

The spelling of 132613640 in words is "one hundred thirty-two million, six hundred thirteen thousand, six hundred forty".

Divisors: 1 2 4 5 8 10 20 40 223 446 892 1115 1784 2230 4460 8920 14867 29734 59468 74335 118936 148670 297340 594680 3315341 6630682 13261364 16576705 26522728 33153410 66306820 132613640