Search a number
-
+
8970493 = 76431993
BaseRepresentation
bin100010001110…
…000011111101
3121212202012111
4202032003331
54244023433
6520134021
7136151020
oct42160375
917782174
108970493
115077734
123007311
131b210ac
1412971b7
15bc2dcd
hex88e0fd

8970493 has 8 divisors (see below), whose sum is σ = 10273088. Its totient is φ = 7673184.

The previous prime is 8970491. The next prime is 8970497. The reversal of 8970493 is 3940798.

8970493 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

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 8970493 - 21 = 8970491 is a prime.

8970493 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 (8970491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3505 + ... + 5497.

It is an arithmetic number, because the mean of its divisors is an integer number (1284136).

Almost surely, 28970493 is an apocalyptic number.

It is an amenable number.

8970493 is a deficient number, since it is larger than the sum of its proper divisors (1302595).

8970493 is a wasteful number, since it uses less digits than its factorization.

8970493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2643.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 8970493 is about 2995.0781291980. The cubic root of 8970493 is about 207.7808110763.

The spelling of 8970493 in words is "eight million, nine hundred seventy thousand, four hundred ninety-three".

Divisors: 1 7 643 1993 4501 13951 1281499 8970493