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53090446 = 2191397117
BaseRepresentation
bin1100101010000…
…1100010001110
310200220021101211
43022201202032
5102042343241
65133525034
71213155433
oct312414216
9120807354
1053090446
1127a71702
121594377a
13accac86
14709db8a
1549da781
hex32a188e

53090446 has 8 divisors (see below), whose sum is σ = 83827080. Its totient is φ = 25148088.

The previous prime is 53090441. The next prime is 53090467. The reversal of 53090446 is 64409035.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53090441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698521 + ... + 698596.

It is an arithmetic number, because the mean of its divisors is an integer number (10478385).

Almost surely, 253090446 is an apocalyptic number.

53090446 is a deficient number, since it is larger than the sum of its proper divisors (30736634).

53090446 is a wasteful number, since it uses less digits than its factorization.

53090446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397138.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 53090446 is about 7286.3190981455. The cubic root of 53090446 is about 375.8421275888.

The spelling of 53090446 in words is "fifty-three million, ninety thousand, four hundred forty-six".

Divisors: 1 2 19 38 1397117 2794234 26545223 53090446