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2247474097 = 11204315827
BaseRepresentation
bin1000010111110101…
…1011101110110001
312210122000111212101
42011331123232301
514100323132342
61011003100401
7106460133421
oct20575335661
95718014771
102247474097
11a53705610
12528811701
1329a81413b
141746b8481
15d24983b7
hex85f5bbb1

2247474097 has 4 divisors (see below), whose sum is σ = 2451789936. Its totient is φ = 2043158260.

The previous prime is 2247474041. The next prime is 2247474101. The reversal of 2247474097 is 7904747422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2k-2247474097 is a prime.

It is a super-2 number, since 2×22474740972 = 10102279633371930818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2247474007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102157903 + ... + 102157924.

It is an arithmetic number, because the mean of its divisors is an integer number (612947484).

Almost surely, 22247474097 is an apocalyptic number.

It is an amenable number.

2247474097 is a deficient number, since it is larger than the sum of its proper divisors (204315839).

2247474097 is a wasteful number, since it uses less digits than its factorization.

2247474097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204315838.

The product of its (nonzero) digits is 790272, while the sum is 46.

The square root of 2247474097 is about 47407.5320703367. The cubic root of 2247474097 is about 1309.8801624930.

The spelling of 2247474097 in words is "two billion, two hundred forty-seven million, four hundred seventy-four thousand, ninety-seven".

Divisors: 1 11 204315827 2247474097