Search a number
-
+
8980730 = 2511194297
BaseRepresentation
bin100010010000…
…100011111010
3121220021020122
4202100203322
54244340410
6520253242
7136222613
oct42204372
917807218
108980730
1150843a0
123011222
131b25955
14129ac0a
15bc5e55
hex8908fa

8980730 has 32 divisors (see below), whose sum is σ = 18567360. Its totient is φ = 3093120.

The previous prime is 8980729. The next prime is 8980733. The reversal of 8980730 is 370898.

It is a super-2 number, since 2×89807302 = 161307022665800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8980733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59 + ... + 4238.

It is an arithmetic number, because the mean of its divisors is an integer number (580230).

Almost surely, 28980730 is an apocalyptic number.

8980730 is an abundant number, since it is smaller than the sum of its proper divisors (9586630).

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

8980730 is a wasteful number, since it uses less digits than its factorization.

8980730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4334.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 8980730 is about 2996.7866123566. The cubic root of 8980730 is about 207.8598198723.

The spelling of 8980730 in words is "eight million, nine hundred eighty thousand, seven hundred thirty".

Divisors: 1 2 5 10 11 19 22 38 55 95 110 190 209 418 1045 2090 4297 8594 21485 42970 47267 81643 94534 163286 236335 408215 472670 816430 898073 1796146 4490365 8980730