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505000500 = 22353336667
BaseRepresentation
bin11110000110011…
…011001000110100
31022012020200110020
4132012123020310
52013240004000
6122035525140
715341301444
oct3606331064
91265220406
10505000500
1123a072394
121211597b0
1380816184
144b0d8124
152e504ba0
hex1e19b234

505000500 has 48 divisors (see below), whose sum is σ = 1470565824. Its totient is φ = 134666400.

The previous prime is 505000499. The next prime is 505000501. The reversal of 505000500 is 5000505.

It is an interprime number because it is at equal distance from previous prime (505000499) and next prime (505000501).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a self number, because there is not a number n which added to its sum of digits gives 505000500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505000501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166834 + ... + 169833.

It is an arithmetic number, because the mean of its divisors is an integer number (30636788).

Almost surely, 2505000500 is an apocalyptic number.

505000500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

505000500 is an abundant number, since it is smaller than the sum of its proper divisors (965565324).

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

505000500 is a wasteful number, since it uses less digits than its factorization.

505000500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336689 (or 336677 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 15.

The square root of 505000500 is about 22472.2161790955. The cubic root of 505000500 is about 796.3376869965.

The spelling of 505000500 in words is "five hundred five million, five hundred", and thus it is an aban number.

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 125 150 250 300 375 500 750 1500 336667 673334 1010001 1346668 1683335 2020002 3366670 4040004 5050005 6733340 8416675 10100010 16833350 20200020 25250025 33666700 42083375 50500050 84166750 101000100 126250125 168333500 252500250 505000500