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97493605 = 51131211271
BaseRepresentation
bin1011100111110…
…10001001100101
320210110012002021
411303322021211
5144424243410
613401343141
72262452626
oct563721145
9223405067
1097493605
115003a430
1228797ab1
1317276a31
14cd3ba4d
15885beda
hex5cfa265

97493605 has 32 divisors (see below), whose sum is σ = 132857856. Its totient is φ = 68040000.

The previous prime is 97493569. The next prime is 97493609. The reversal of 97493605 is 50639479.

It is not a de Polignac number, because 97493605 - 29 = 97493093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97493609) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 359620 + ... + 359890.

It is an arithmetic number, because the mean of its divisors is an integer number (4151808).

Almost surely, 297493605 is an apocalyptic number.

It is an amenable number.

97493605 is a deficient number, since it is larger than the sum of its proper divisors (35364251).

97493605 is a wasteful number, since it uses less digits than its factorization.

97493605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 97493605 is about 9873.8850003431. The cubic root of 97493605 is about 460.2481411666.

The spelling of 97493605 in words is "ninety-seven million, four hundred ninety-three thousand, six hundred five".

Divisors: 1 5 11 31 55 155 211 271 341 1055 1355 1705 2321 2981 6541 8401 11605 14905 32705 42005 57181 71951 92411 285905 359755 462055 628991 1772611 3144955 8863055 19498721 97493605