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7025462641 = 25127989891
BaseRepresentation
bin1101000101100000…
…00000110101110001
3200010121122110222001
412202300000311301
5103342004301031
63121044014001
7336045306241
oct64260006561
920117573861
107025462641
112a8576607a
121440991301
1387c67c8b2
144a90a7b21
152b1b98861
hex1a2c00d71

7025462641 has 4 divisors (see below), whose sum is σ = 7053452784. Its totient is φ = 6997472500.

The previous prime is 7025462621. The next prime is 7025462651. The reversal of 7025462641 is 1462645207.

7025462641 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 cyclic number.

It is not a de Polignac number, because 7025462641 - 219 = 7024938353 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7025462641.

It is not an unprimeable number, because it can be changed into a prime (7025462611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13994695 + ... + 13995196.

It is an arithmetic number, because the mean of its divisors is an integer number (1763363196).

Almost surely, 27025462641 is an apocalyptic number.

It is an amenable number.

7025462641 is a deficient number, since it is larger than the sum of its proper divisors (27990143).

7025462641 is a wasteful number, since it uses less digits than its factorization.

7025462641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27990142.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 7025462641 is about 83818.0329105855. The cubic root of 7025462641 is about 1915.2478180061.

The spelling of 7025462641 in words is "seven billion, twenty-five million, four hundred sixty-two thousand, six hundred forty-one".

Divisors: 1 251 27989891 7025462641