Search a number
-
+
4989552 = 243195471
BaseRepresentation
bin10011000010001001110000
3100101111101020
4103002021300
52234131202
6254535440
760260541
oct23021160
910344336
104989552
1128a87a7
121807580
1310590c9
1493c4c8
156885bc
hex4c2270

4989552 has 40 divisors (see below), whose sum is σ = 13570560. Its totient is φ = 1575360.

The previous prime is 4989541. The next prime is 4989581. The reversal of 4989552 is 2559894.

It is a d-powerful number, because it can be written as 45 + 9 + 86 + 96 + 5 + 54 + 222 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1824 + ... + 3647.

It is an arithmetic number, because the mean of its divisors is an integer number (339264).

Almost surely, 24989552 is an apocalyptic number.

4989552 is the 1824-th pentagonal number.

It is an amenable number.

4989552 is an abundant number, since it is smaller than the sum of its proper divisors (8581008).

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

4989552 is a wasteful number, since it uses less digits than its factorization.

4989552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5501 (or 5495 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The square root of 4989552 is about 2233.7305119463. The cubic root of 4989552 is about 170.8784060857.

The spelling of 4989552 in words is "four million, nine hundred eighty-nine thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 19 24 38 48 57 76 114 152 228 304 456 912 5471 10942 16413 21884 32826 43768 65652 87536 103949 131304 207898 262608 311847 415796 623694 831592 1247388 1663184 2494776 4989552