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8990948 = 222247737
BaseRepresentation
bin100010010011…
…000011100100
3121220210021002
4202103003210
54300202243
6520412432
7136264451
oct42230344
917823232
108990948
11509103a
123017118
131b2a4b5
1412a0828
15bc8eb8
hex8930e4

8990948 has 6 divisors (see below), whose sum is σ = 15734166. Its totient is φ = 4495472.

The previous prime is 8990939. The next prime is 8990981. The reversal of 8990948 is 8490998.

It can be written as a sum of positive squares in only one way, i.e., 8111104 + 879844 = 2848^2 + 938^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1123865 + ... + 1123872.

It is an arithmetic number, because the mean of its divisors is an integer number (2622361).

Almost surely, 28990948 is an apocalyptic number.

It is an amenable number.

8990948 is a deficient number, since it is larger than the sum of its proper divisors (6743218).

8990948 is a wasteful number, since it uses less digits than its factorization.

8990948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2247741 (or 2247739 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 47.

The square root of 8990948 is about 2998.4909537966. The cubic root of 8990948 is about 207.9386221761.

The spelling of 8990948 in words is "eight million, nine hundred ninety thousand, nine hundred forty-eight".

Divisors: 1 2 4 2247737 4495474 8990948