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97069970 = 2542123057
BaseRepresentation
bin1011100100100…
…10101110010010
320202122122222002
411302102232102
5144322214340
613344314002
72256036554
oct562225622
9222578862
1097069970
114a880118
1228612902
1317158c6a
14cc6b4d4
1587c6715
hex5c92b92

97069970 has 16 divisors (see below), whose sum is σ = 175148568. Its totient is φ = 38734080.

The previous prime is 97069969. The next prime is 97069991. The reversal of 97069970 is 7996079.

It can be written as a sum of positive squares in 4 ways, for example, as 71859529 + 25210441 = 8477^2 + 5021^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7319 + ... + 15738.

Almost surely, 297069970 is an apocalyptic number.

97069970 is a deficient number, since it is larger than the sum of its proper divisors (78078598).

97069970 is a wasteful number, since it uses less digits than its factorization.

97069970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23485.

The product of its (nonzero) digits is 214326, while the sum is 47.

The square root of 97069970 is about 9852.4093500017. The cubic root of 97069970 is about 459.5805407502.

The spelling of 97069970 in words is "ninety-seven million, sixty-nine thousand, nine hundred seventy".

Divisors: 1 2 5 10 421 842 2105 4210 23057 46114 115285 230570 9706997 19413994 48534985 97069970