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8074121 = 111514861
BaseRepresentation
bin11110110011001110001001
3120012012121112
4132303032021
54031332441
6445020105
7125425466
oct36631611
916165545
108074121
114615230
122854635
1318990b3
14110266d
15a974eb
hex7b3389

8074121 has 8 divisors (see below), whose sum is σ = 8868288. Its totient is φ = 7290000.

The previous prime is 8074117. The next prime is 8074123. The reversal of 8074121 is 1214708.

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

It is a cyclic number.

It is not a de Polignac number, because 8074121 - 22 = 8074117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8074123) 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 7 ways as a sum of consecutive naturals, for example, 770 + ... + 4091.

It is an arithmetic number, because the mean of its divisors is an integer number (1108536).

Almost surely, 28074121 is an apocalyptic number.

It is an amenable number.

8074121 is a deficient number, since it is larger than the sum of its proper divisors (794167).

8074121 is a wasteful number, since it uses less digits than its factorization.

8074121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5023.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 8074121 is about 2841.4997800457. The cubic root of 8074121 is about 200.6157771468.

Adding to 8074121 its reverse (1214708), we get a palindrome (9288829).

It can be divided in two parts, 80741 and 21, that multiplied together give a triangular number (1695561 = T1841).

The spelling of 8074121 in words is "eight million, seventy-four thousand, one hundred twenty-one".

Divisors: 1 11 151 1661 4861 53471 734011 8074121