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97682245 = 523098461
BaseRepresentation
bin1011101001010…
…00001101000101
320210210202211221
411310220031011
5200001312440
613405400341
72264166613
oct564501505
9223722757
1097682245
1150159131
12288690b1
131731185b
14cd8a6b3
158897d4a
hex5d28345

97682245 has 8 divisors (see below), whose sum is σ = 117283320. Its totient is φ = 78102720.

The previous prime is 97682243. The next prime is 97682267. The reversal of 97682245 is 54228679.

It can be written as a sum of positive squares in 4 ways, for example, as 39526369 + 58155876 = 6287^2 + 7626^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97682245 - 21 = 97682243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97682243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7315 + ... + 15775.

It is an arithmetic number, because the mean of its divisors is an integer number (14660415).

Almost surely, 297682245 is an apocalyptic number.

It is an amenable number.

97682245 is a deficient number, since it is larger than the sum of its proper divisors (19601075).

97682245 is a wasteful number, since it uses less digits than its factorization.

97682245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10775.

The product of its digits is 241920, while the sum is 43.

The square root of 97682245 is about 9883.4328550357. The cubic root of 97682245 is about 460.5447940352.

The spelling of 97682245 in words is "ninety-seven million, six hundred eighty-two thousand, two hundred forty-five".

Divisors: 1 5 2309 8461 11545 42305 19536449 97682245