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97127226 = 23274211831
BaseRepresentation
bin1011100101000…
…00101100111010
320202202120111200
411302200230322
5144331032401
613345435030
72256365520
oct562405472
9222676450
1097127226
114a90a139
122863ba76
1317179041
14cc84310
1587d8686
hex5ca0b3a

97127226 has 48 divisors (see below), whose sum is σ = 241208448. Its totient is φ = 27669600.

The previous prime is 97127209. The next prime is 97127227. The reversal of 97127226 is 62272179.

It is a nude number because it is divisible by every one of its digits.

It is a Curzon number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (97127227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52131 + ... + 53961.

It is an arithmetic number, because the mean of its divisors is an integer number (5025176).

Almost surely, 297127226 is an apocalyptic number.

97127226 is an abundant number, since it is smaller than the sum of its proper divisors (144081222).

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

97127226 is a wasteful number, since it uses less digits than its factorization.

97127226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2267 (or 2264 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 97127226 is about 9855.3146068505. The cubic root of 97127226 is about 459.6708830448.

The spelling of 97127226 in words is "ninety-seven million, one hundred twenty-seven thousand, two hundred twenty-six".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 421 842 1263 1831 2526 2947 3662 3789 5493 5894 7578 8841 10986 12817 16479 17682 25634 26523 32958 38451 53046 76902 115353 230706 770851 1541702 2312553 4625106 5395957 6937659 10791914 13875318 16187871 32375742 48563613 97127226