Search a number
-
+
2320488 = 23343581
BaseRepresentation
bin1000110110100001101000
311100220010000
420312201220
51043223423
6121423000
725503162
oct10664150
94326100
102320488
111345465
1293aa60
13633291
14445932
1530c843
hex236868

2320488 has 40 divisors (see below), whose sum is σ = 6501330. Its totient is φ = 773280.

The previous prime is 2320481. The next prime is 2320511. The reversal of 2320488 is 8840232.

It can be written as a sum of positive squares in only one way, i.e., 1542564 + 777924 = 1242^2 + 882^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2320481) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1143 + ... + 2438.

22320488 is an apocalyptic number.

It is an amenable number.

2320488 is an abundant number, since it is smaller than the sum of its proper divisors (4180842).

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

2320488 is a wasteful number, since it uses less digits than its factorization.

2320488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3599 (or 3586 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 2320488 is about 1523.3148065978. The cubic root of 2320488 is about 132.3914002745.

The spelling of 2320488 in words is "two million, three hundred twenty thousand, four hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 324 648 3581 7162 10743 14324 21486 28648 32229 42972 64458 85944 96687 128916 193374 257832 290061 386748 580122 773496 1160244 2320488