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4883988 = 2231931691
BaseRepresentation
bin10010101000011000010100
3100012010120110
4102220120110
52222241423
6252403020
756341014
oct22503024
910163513
104883988
11283645a
121776470
131020045
14911c44
15667193
hex4a8614

4883988 has 48 divisors (see below), whose sum is σ = 12400640. Its totient is φ = 1490400.

The previous prime is 4883987. The next prime is 4883993. The reversal of 4883988 is 8893884.

It is a happy number.

It is a d-powerful number, because it can be written as 48 + 8 + 8 + 37 + 97 + 83 + 85 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4883987) 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, 6723 + ... + 7413.

Almost surely, 24883988 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4883988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6200320).

4883988 is an abundant number, since it is smaller than the sum of its proper divisors (7516652).

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

4883988 is a wasteful number, since it uses less digits than its factorization.

4883988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748 (or 746 counting only the distinct ones).

The product of its digits is 442368, while the sum is 48.

The square root of 4883988 is about 2209.9746604882. The cubic root of 4883988 is about 169.6647140159.

The spelling of 4883988 in words is "four million, eight hundred eighty-three thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 19 31 38 57 62 76 93 114 124 186 228 372 589 691 1178 1382 1767 2073 2356 2764 3534 4146 7068 8292 13129 21421 26258 39387 42842 52516 64263 78774 85684 128526 157548 257052 406999 813998 1220997 1627996 2441994 4883988