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97904348 = 22291814663
BaseRepresentation
bin1011101010111…
…10011011011100
320211020001111222
411311132123130
5200030414343
613414232512
72266113263
oct565363334
9224201458
1097904348
115029aa93
1228955738
131738b989
14d0075da
1588dda68
hex5d5e6dc

97904348 has 24 divisors (see below), whose sum is σ = 178258080. Its totient is φ = 46992960.

The previous prime is 97904347. The next prime is 97904357. The reversal of 97904348 is 84340979.

It is a super-2 number, since 2×979043482 = 19170522714610208, which contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 97904299 and 97904308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97904347) 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 7 ways as a sum of consecutive naturals, for example, 18665 + ... + 23327.

It is an arithmetic number, because the mean of its divisors is an integer number (7427420).

Almost surely, 297904348 is an apocalyptic number.

It is an amenable number.

97904348 is a deficient number, since it is larger than the sum of its proper divisors (80353732).

97904348 is a wasteful number, since it uses less digits than its factorization.

97904348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4877 (or 4875 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 97904348 is about 9894.6626016252. The cubic root of 97904348 is about 460.8935812442.

The spelling of 97904348 in words is "ninety-seven million, nine hundred four thousand, three hundred forty-eight".

Divisors: 1 2 4 29 58 116 181 362 724 4663 5249 9326 10498 18652 20996 135227 270454 540908 844003 1688006 3376012 24476087 48952174 97904348