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8978052 = 2232925799
BaseRepresentation
bin100010001111…
…111010000100
3121220010120110
4202033322010
54244244202
6520233020
7136212036
oct42177204
917803513
108978052
115082386
12300b770
131b24675
141299c56
15bc526c
hex88fe84

8978052 has 24 divisors (see below), whose sum is σ = 21672000. Its totient is φ = 2889376.

The previous prime is 8977961. The next prime is 8978059. The reversal of 8978052 is 2508798.

It is a self number, because there is not a number n which added to its sum of digits gives 8978052.

It is not an unprimeable number, because it can be changed into a prime (8978059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12552 + ... + 13247.

It is an arithmetic number, because the mean of its divisors is an integer number (903000).

Almost surely, 28978052 is an apocalyptic number.

It is an amenable number.

8978052 is an abundant number, since it is smaller than the sum of its proper divisors (12693948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8978052 is a wasteful number, since it uses less digits than its factorization.

8978052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25835 (or 25833 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 39.

The square root of 8978052 is about 2996.3397671159. The cubic root of 8978052 is about 207.8391569664.

The spelling of 8978052 in words is "eight million, nine hundred seventy-eight thousand, fifty-two".

Divisors: 1 2 3 4 6 12 29 58 87 116 174 348 25799 51598 77397 103196 154794 309588 748171 1496342 2244513 2992684 4489026 8978052