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503132005 = 5101996301
BaseRepresentation
bin11101111111010…
…010111101100101
31022001201202100201
4131333102331211
52012300211010
6121531510501
715316360105
oct3577227545
91261652321
10503132005
11239006582
121205b8431
138031085c
144ab6d205
152e28623a
hex1dfd2f65

503132005 has 8 divisors (see below), whose sum is σ = 609736824. Its totient is φ = 398520000.

The previous prime is 503131943. The next prime is 503132053. The reversal of 503132005 is 500231305.

It can be written as a sum of positive squares in 4 ways, for example, as 31069476 + 472062529 = 5574^2 + 21727^2 .

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

It is not a de Polignac number, because 503132005 - 29 = 503131493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497646 + ... + 498655.

It is an arithmetic number, because the mean of its divisors is an integer number (76217103).

Almost surely, 2503132005 is an apocalyptic number.

It is an amenable number.

503132005 is a deficient number, since it is larger than the sum of its proper divisors (106604819).

503132005 is a wasteful number, since it uses less digits than its factorization.

503132005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996407.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 503132005 is about 22430.6042049696. The cubic root of 503132005 is about 795.3543269778.

The spelling of 503132005 in words is "five hundred three million, one hundred thirty-two thousand, five".

Divisors: 1 5 101 505 996301 4981505 100626401 503132005