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7071607137 = 372409117619
BaseRepresentation
bin1101001011000000…
…00010100101100001
3200020211110212022110
412211200002211201
5103440312412022
63125413025533
7340145445300
oct64540024541
920224425273
107071607137
112aa9813121
1214543252a9
138890b812a
144b127a437
152b5c6100c
hex1a5802961

7071607137 has 24 divisors (see below), whose sum is σ = 10995117600. Its totient is φ = 4031004096.

The previous prime is 7071607121. The next prime is 7071607139. The reversal of 7071607137 is 7317061707.

7071607137 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7071607137 - 24 = 7071607121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7071607095 and 7071607104.

It is not an unprimeable number, because it can be changed into a prime (7071607139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1314 + ... + 118932.

It is an arithmetic number, because the mean of its divisors is an integer number (458129900).

Almost surely, 27071607137 is an apocalyptic number.

It is an amenable number.

7071607137 is a deficient number, since it is larger than the sum of its proper divisors (3923510463).

7071607137 is a wasteful number, since it uses less digits than its factorization.

7071607137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118045 (or 118038 counting only the distinct ones).

The product of its (nonzero) digits is 43218, while the sum is 39.

The square root of 7071607137 is about 84092.8483106619. The cubic root of 7071607137 is about 1919.4319008808.

The spelling of 7071607137 in words is "seven billion, seventy-one million, six hundred seven thousand, one hundred thirty-seven".

Divisors: 1 3 7 21 49 147 409 1227 2863 8589 20041 60123 117619 352857 823333 2469999 5763331 17289993 48106171 144318513 336743197 1010229591 2357202379 7071607137