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132301231 = 1571734871
BaseRepresentation
bin1111110001011…
…00000110101111
3100012221121011121
413320230012233
5232332114411
621043401411
73164353606
oct770540657
9305847147
10132301231
1168753967
1238383267
132154306a
14137dca3d
15b935571
hex7e2c1af

132301231 has 8 divisors (see below), whose sum is σ = 133941024. Its totient is φ = 130671840.

The previous prime is 132301207. The next prime is 132301261. The reversal of 132301231 is 132103231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 132301231 - 213 = 132293039 is a prime.

It is a super-2 number, since 2×1323012312 = 35007231448230722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132301201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24726 + ... + 29596.

It is an arithmetic number, because the mean of its divisors is an integer number (16742628).

Almost surely, 2132301231 is an apocalyptic number.

132301231 is a deficient number, since it is larger than the sum of its proper divisors (1639793).

132301231 is a wasteful number, since it uses less digits than its factorization.

132301231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5201.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 132301231 is about 11502.2272191085. The cubic root of 132301231 is about 509.5513560551.

Adding to 132301231 its reverse (132103231), we get a palindrome (264404462).

The spelling of 132301231 in words is "one hundred thirty-two million, three hundred one thousand, two hundred thirty-one".

Divisors: 1 157 173 4871 27161 764747 842683 132301231