Search a number
-
+
8016740 = 225400837
BaseRepresentation
bin11110100101001101100100
3120002021220022
4132211031210
54023013430
6443454312
7125066264
oct36451544
916067808
108016740
114586106
122827398
131878c44
1410c97a4
15a854e5
hex7a5364

8016740 has 12 divisors (see below), whose sum is σ = 16835196. Its totient is φ = 3206688.

The previous prime is 8016737. The next prime is 8016763. The reversal of 8016740 is 476108.

It can be written as a sum of positive squares in 2 ways, for example, as 1183744 + 6832996 = 1088^2 + 2614^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200399 + ... + 200438.

It is an arithmetic number, because the mean of its divisors is an integer number (1402933).

Almost surely, 28016740 is an apocalyptic number.

It is an amenable number.

8016740 is an abundant number, since it is smaller than the sum of its proper divisors (8818456).

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

8016740 is a wasteful number, since it uses less digits than its factorization.

8016740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400846 (or 400844 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 8016740 is about 2831.3848201896. The cubic root of 8016740 is about 200.1394028117.

The spelling of 8016740 in words is "eight million, sixteen thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 400837 801674 1603348 2004185 4008370 8016740