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97020470 = 2543225629
BaseRepresentation
bin1011100100001…
…10101000110110
320202120011001202
411302012220312
5144314123340
613343252502
72255442341
oct562065066
9222504052
1097020470
114a846a08
12285aa132
131713c581
14cc57458
1587b6c15
hex5c86a36

97020470 has 16 divisors (see below), whose sum is σ = 178698960. Its totient is φ = 37905504.

The previous prime is 97020461. The next prime is 97020527. The reversal of 97020470 is 7402079.

It is a congruent number.

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, 112385 + ... + 113244.

It is an arithmetic number, because the mean of its divisors is an integer number (11168685).

Almost surely, 297020470 is an apocalyptic number.

97020470 is a deficient number, since it is larger than the sum of its proper divisors (81678490).

97020470 is a wasteful number, since it uses less digits than its factorization.

97020470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225679.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 97020470 is about 9849.8969537757. The cubic root of 97020470 is about 459.5024077472.

The spelling of 97020470 in words is "ninety-seven million, twenty thousand, four hundred seventy".

Divisors: 1 2 5 10 43 86 215 430 225629 451258 1128145 2256290 9702047 19404094 48510235 97020470