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554048980 = 225431913373
BaseRepresentation
bin100001000001100…
…001110111010100
31102121112121022121
4201001201313110
52113314031410
6130551105324
716505224102
oct4101416724
91377477277
10554048980
11264823221
12135672244
138aa2a444
1453824c72
15339929da
hex21061dd4

554048980 has 48 divisors (see below), whose sum is σ = 1197149184. Its totient is φ = 215268480.

The previous prime is 554048969. The next prime is 554048981. The reversal of 554048980 is 89840455.

It is a happy number.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554048981) 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, 162574 + ... + 165946.

It is an arithmetic number, because the mean of its divisors is an integer number (24940608).

Almost surely, 2554048980 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 554048980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (598574592).

554048980 is an abundant number, since it is smaller than the sum of its proper divisors (643100204).

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

554048980 is a wasteful number, since it uses less digits than its factorization.

554048980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3616 (or 3614 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 43.

The square root of 554048980 is about 23538.2450492810. The cubic root of 554048980 is about 821.3269117364.

The spelling of 554048980 in words is "five hundred fifty-four million, forty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 43 86 172 191 215 382 430 764 860 955 1910 3373 3820 6746 8213 13492 16426 16865 32852 33730 41065 67460 82130 145039 164260 290078 580156 644243 725195 1288486 1450390 2576972 2900780 3221215 6442430 12884860 27702449 55404898 110809796 138512245 277024490 554048980