Search a number
-
+
554007740 = 2251113971997
BaseRepresentation
bin100001000001010…
…111110010111100
31102121110111202012
4201001113302330
52113311221430
6130550150352
716504662626
oct4101276274
91377414665
10554007740
112647a5240
121356523b8
138aa14740
1453813c16
1533985695
hex21057cbc

554007740 has 96 divisors (see below), whose sum is σ = 1381593024. Its totient is φ = 183951360.

The previous prime is 554007733. The next prime is 554007787. The reversal of 554007740 is 47700455.

It is a junction number, because it is equal to n+sod(n) for n = 554007697 and 554007706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 276422 + ... + 278418.

It is an arithmetic number, because the mean of its divisors is an integer number (14391594).

Almost surely, 2554007740 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 554007740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (690796512).

554007740 is an abundant number, since it is smaller than the sum of its proper divisors (827585284).

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

554007740 is a wasteful number, since it uses less digits than its factorization.

554007740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127 (or 2125 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 554007740 is about 23537.3690118501. The cubic root of 554007740 is about 821.3065330554.

The spelling of 554007740 in words is "five hundred fifty-four million, seven thousand, seven hundred forty".

Divisors: 1 2 4 5 10 11 13 20 22 26 44 52 55 65 97 110 130 143 194 220 260 286 388 485 572 715 970 1067 1261 1430 1940 1997 2134 2522 2860 3994 4268 5044 5335 6305 7988 9985 10670 12610 13871 19970 21340 21967 25220 25961 27742 39940 43934 51922 55484 69355 87868 103844 109835 129805 138710 193709 219670 259610 277420 285571 387418 439340 519220 571142 774836 968545 1142284 1427855 1937090 2130799 2518217 2855710 3874180 4261598 5036434 5711420 8523196 10072868 10653995 12591085 21307990 25182170 27700387 42615980 50364340 55400774 110801548 138501935 277003870 554007740