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495760020 = 223571180381
BaseRepresentation
bin11101100011001…
…011001010010100
31021112212012220020
4131203023022110
52003403310040
6121105505140
715166614330
oct3543131224
91245765806
10495760020
11234930928
1211a0421b0
137b92c232
1449bb07c0
152d7cbcd0
hex1d8cb294

495760020 has 48 divisors (see below), whose sum is σ = 1586433408. Its totient is φ = 113316480.

The previous prime is 495760019. The next prime is 495760021. The reversal of 495760020 is 20067594.

It is an interprime number because it is at equal distance from previous prime (495760019) and next prime (495760021).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495760021) 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, 589771 + ... + 590610.

It is an arithmetic number, because the mean of its divisors is an integer number (33050696).

Almost surely, 2495760020 is an apocalyptic number.

It is an amenable number.

495760020 is an abundant number, since it is smaller than the sum of its proper divisors (1090673388).

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

495760020 is a wasteful number, since it uses less digits than its factorization.

495760020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180400 (or 1180398 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 495760020 is about 22265.6690894300. The cubic root of 495760020 is about 791.4506380580.

The spelling of 495760020 in words is "four hundred ninety-five million, seven hundred sixty thousand, twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 1180381 2360762 3541143 4721524 5901905 7082286 8262667 11803810 14164572 16525334 17705715 23607620 24788001 33050668 35411430 41313335 49576002 70822860 82626670 99152004 123940005 165253340 247880010 495760020