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97053805 = 5197114389
BaseRepresentation
bin1011100100011…
…10110001101101
320202121211210101
411302032301231
5144321210210
613344111101
72255641462
oct562166155
9222554711
1097053805
114a869a62
1228605491
13171517b4
14cc65669
1587c1a3a
hex5c8ec6d

97053805 has 16 divisors (see below), whose sum is σ = 124329600. Its totient is φ = 72515520.

The previous prime is 97053797. The next prime is 97053851. The reversal of 97053805 is 50835079.

It is not a de Polignac number, because 97053805 - 23 = 97053797 is a prime.

It is a congruent 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, 450 + ... + 13939.

It is an arithmetic number, because the mean of its divisors is an integer number (7770600).

Almost surely, 297053805 is an apocalyptic number.

97053805 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

97053805 is a deficient number, since it is larger than the sum of its proper divisors (27275795).

97053805 is a wasteful number, since it uses less digits than its factorization.

97053805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14484.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 97053805 is about 9851.5889581326. The cubic root of 97053805 is about 459.5550281162. Note that the first 3 decimals are identical.

The spelling of 97053805 in words is "ninety-seven million, fifty-three thousand, eight hundred five".

Divisors: 1 5 19 71 95 355 1349 6745 14389 71945 273391 1021619 1366955 5108095 19410761 97053805