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97980126 = 2316330021
BaseRepresentation
bin1011101011100…
…00111011011110
320211100220110120
411311300323132
5200040331001
613420015410
72266550226
oct565607336
9224326416
1097980126
1150341a12
1228991566
13173b730a
14d027086
158906236
hex5d70ede

97980126 has 8 divisors (see below), whose sum is σ = 195960264. Its totient is φ = 32660040.

The previous prime is 97980121. The next prime is 97980133. The reversal of 97980126 is 62108979.

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

97980126 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97980121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8165005 + ... + 8165016.

It is an arithmetic number, because the mean of its divisors is an integer number (24495033).

Almost surely, 297980126 is an apocalyptic number.

97980126 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

97980126 is a wasteful number, since it uses less digits than its factorization.

97980126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16330026.

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 97980126 is about 9898.4910971319. The cubic root of 97980126 is about 461.0124611768.

The spelling of 97980126 in words is "ninety-seven million, nine hundred eighty thousand, one hundred twenty-six".

Divisors: 1 2 3 6 16330021 32660042 48990063 97980126