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132025215 = 3573733371
BaseRepresentation
bin1111101111010…
…00101101111111
3100012102120112210
413313220231333
5232244301330
621033431503
73162124110
oct767505577
9305376483
10132025215
1168585553
123826b593
132147753a
141376a207
15b8cd8b0
hex7de8b7f

132025215 has 32 divisors (see below), whose sum is σ = 242136576. Its totient is φ = 60174720.

The previous prime is 132025147. The next prime is 132025217. The reversal of 132025215 is 512520231.

It is not a de Polignac number, because 132025215 - 27 = 132025087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 132025191 and 132025200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132025217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37480 + ... + 40850.

It is an arithmetic number, because the mean of its divisors is an integer number (7566768).

Almost surely, 2132025215 is an apocalyptic number.

132025215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

132025215 is a deficient number, since it is larger than the sum of its proper divisors (110111361).

132025215 is a wasteful number, since it uses less digits than its factorization.

132025215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3759.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 132025215 is about 11490.2225827005. Note that the first 3 decimals coincide. The cubic root of 132025215 is about 509.1967555552.

Adding to 132025215 its reverse (512520231), we get a palindrome (644545446).

The spelling of 132025215 in words is "one hundred thirty-two million, twenty-five thousand, two hundred fifteen".

Divisors: 1 3 5 7 15 21 35 105 373 1119 1865 2611 3371 5595 7833 10113 13055 16855 23597 39165 50565 70791 117985 353955 1257383 3772149 6286915 8801681 18860745 26405043 44008405 132025215