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53017195 = 5711137707
BaseRepresentation
bin1100101000111…
…1101001101011
310200202112220211
43022033221223
5102033022240
65132201551
71212432040
oct312175153
9120675824
1053017195
1127a21670
12159092b7
13aca382a
1470811c7
1549c3bea
hex328fa6b

53017195 has 16 divisors (see below), whose sum is σ = 79319808. Its totient is φ = 33049440.

The previous prime is 53017183. The next prime is 53017213. The reversal of 53017195 is 59171035.

It is not a de Polignac number, because 53017195 - 29 = 53016683 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68469 + ... + 69238.

It is an arithmetic number, because the mean of its divisors is an integer number (4957488).

Almost surely, 253017195 is an apocalyptic number.

53017195 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53017195 is a deficient number, since it is larger than the sum of its proper divisors (26302613).

53017195 is a wasteful number, since it uses less digits than its factorization.

53017195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137730.

The product of its (nonzero) digits is 4725, while the sum is 31.

The square root of 53017195 is about 7281.2907509589. The cubic root of 53017195 is about 375.6691932522.

The spelling of 53017195 in words is "fifty-three million, seventeen thousand, one hundred ninety-five".

Divisors: 1 5 7 11 35 55 77 385 137707 688535 963949 1514777 4819745 7573885 10603439 53017195