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7996541 = 71142363
BaseRepresentation
bin11110100000010001111101
3120001021012012
4132200101331
54021342131
6443221005
7124653350
oct36402175
916037165
107996541
114571a13
122817765
13186c9a7
1410c2297
15a7e52b
hex7a047d

7996541 has 4 divisors (see below), whose sum is σ = 9138912. Its totient is φ = 6854172.

The previous prime is 7996537. The next prime is 7996559. The reversal of 7996541 is 1456997.

7996541 is digitally balanced in base 8, 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, and also an emirpimes, since its reverse is a distinct semiprime: 1456997 = 7918443.

It is a cyclic number.

It is not a de Polignac number, because 7996541 - 22 = 7996537 is a prime.

It is a Duffinian number.

7996541 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7996501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 571175 + ... + 571188.

It is an arithmetic number, because the mean of its divisors is an integer number (2284728).

Almost surely, 27996541 is an apocalyptic number.

It is an amenable number.

7996541 is a deficient number, since it is larger than the sum of its proper divisors (1142371).

7996541 is a wasteful number, since it uses less digits than its factorization.

7996541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142370.

The product of its digits is 68040, while the sum is 41.

The square root of 7996541 is about 2827.8155880467. The cubic root of 7996541 is about 199.9711708446.

The spelling of 7996541 in words is "seven million, nine hundred ninety-six thousand, five hundred forty-one".

Divisors: 1 7 1142363 7996541