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53419420 = 22514231877
BaseRepresentation
bin1100101111000…
…1110110011100
310201111222200001
43023301312130
5102133410140
65144544044
71216025515
oct313616634
9121458601
1053419420
112817688a
1215a82024
13b0b4932
147147a0c
154a52e9a
hex32f1d9c

53419420 has 24 divisors (see below), whose sum is σ = 112319424. Its totient is φ = 21341376.

The previous prime is 53419411. The next prime is 53419439. The reversal of 53419420 is 2491435.

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, 27522 + ... + 29398.

It is an arithmetic number, because the mean of its divisors is an integer number (4679976).

Almost surely, 253419420 is an apocalyptic number.

It is an amenable number.

53419420 is an abundant number, since it is smaller than the sum of its proper divisors (58900004).

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

53419420 is a wasteful number, since it uses less digits than its factorization.

53419420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309 (or 3307 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 53419420 is about 7308.8590080805. The cubic root of 53419420 is about 376.6168293196.

The spelling of 53419420 in words is "fifty-three million, four hundred nineteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 1423 1877 2846 3754 5692 7115 7508 9385 14230 18770 28460 37540 2670971 5341942 10683884 13354855 26709710 53419420