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132012938 = 266006469
BaseRepresentation
bin1111101111001…
…01101110001010
3100012101221201002
413313211232022
5232243403223
621033255002
73162043241
oct767455612
9305357632
10132012938
1168577302
1238264462
1321471a85
1413765958
15b8c9e28
hex7de5b8a

132012938 has 4 divisors (see below), whose sum is σ = 198019410. Its totient is φ = 66006468.

The previous prime is 132012919. The next prime is 132012941. The reversal of 132012938 is 839210231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 839210231 = 4319516517.

It can be written as a sum of positive squares in only one way, i.e., 125596849 + 6416089 = 11207^2 + 2533^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 132012938.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33003233 + ... + 33003236.

Almost surely, 2132012938 is an apocalyptic number.

132012938 is a deficient number, since it is larger than the sum of its proper divisors (66006472).

132012938 is an equidigital number, since it uses as much as digits as its factorization.

132012938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66006471.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 132012938 is about 11489.6883334580. The cubic root of 132012938 is about 509.1809716957.

The spelling of 132012938 in words is "one hundred thirty-two million, twelve thousand, nine hundred thirty-eight".

Divisors: 1 2 66006469 132012938