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145650262306 = 272825131153
BaseRepresentation
bin1000011110100101101…
…1101010000100100010
3111220221121122221111111
42013221123222010202
54341242431343211
6150524422333534
713344230542153
oct2075133520442
9456847587444
10145650262306
115685185990a
1224289b8a2aa
1310972367083
147099bdb92a
153bc6cc3421
hex21e96ea122

145650262306 has 4 divisors (see below), whose sum is σ = 218475393462. Its totient is φ = 72825131152.

The previous prime is 145650262259. The next prime is 145650262327. The reversal of 145650262306 is 603262056541.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 603262056541 = 2326228785067.

It can be written as a sum of positive squares in only one way, i.e., 96882165081 + 48768097225 = 311259^2 + 220835^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 36412565575 + ... + 36412565578.

Almost surely, 2145650262306 is an apocalyptic number.

145650262306 is a deficient number, since it is larger than the sum of its proper divisors (72825131156).

145650262306 is an equidigital number, since it uses as much as digits as its factorization.

145650262306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72825131155.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 145650262306 in words is "one hundred forty-five billion, six hundred fifty million, two hundred sixty-two thousand, three hundred six".

Divisors: 1 2 72825131153 145650262306