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503142 = 2383857
BaseRepresentation
bin1111010110101100110
3221120011220
41322311212
5112100032
614441210
74163613
oct1726546
9846156
10503142
11314022
12203206
13148023
14d150a
159e12c
hex7ad66

503142 has 8 divisors (see below), whose sum is σ = 1006296. Its totient is φ = 167712.

The previous prime is 503137. The next prime is 503147. The reversal of 503142 is 241305.

It is an interprime number because it is at equal distance from previous prime (503137) and next prime (503147).

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

503142 is an admirable number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 503142.

It is not an unprimeable number, because it can be changed into a prime (503147) by changing a digit.

503142 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41923 + ... + 41934.

It is an arithmetic number, because the mean of its divisors is an integer number (125787).

2503142 is an apocalyptic number.

503142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503142 is a wasteful number, since it uses less digits than its factorization.

503142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83862.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 503142 is about 709.3250312797. The cubic root of 503142 is about 79.5359593663.

Adding to 503142 its reverse (241305), we get a palindrome (744447).

The spelling of 503142 in words is "five hundred three thousand, one hundred forty-two".

Divisors: 1 2 3 6 83857 167714 251571 503142