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554131060 = 225723916561
BaseRepresentation
bin100001000001110…
…101111001110100
31102121200202220121
4201001311321310
52113324143220
6130552541324
716506015310
oct4101657164
91377622817
10554131060
1126487995a
121356b1844
138aa58902
1453846b40
15339abeaa
hex21075e74

554131060 has 48 divisors (see below), whose sum is σ = 1335559680. Its totient is φ = 189181440.

The previous prime is 554131057. The next prime is 554131063. The reversal of 554131060 is 60131455.

It is an interprime number because it is at equal distance from previous prime (554131057) and next prime (554131063).

It is a super-2 number, since 2×5541310602 = 614122463313447200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554131063) 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, 25180 + ... + 41740.

It is an arithmetic number, because the mean of its divisors is an integer number (27824160).

Almost surely, 2554131060 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 554131060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (667779840).

554131060 is an abundant number, since it is smaller than the sum of its proper divisors (781428620).

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

554131060 is a wasteful number, since it uses less digits than its factorization.

554131060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16816 (or 16814 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 554131060 is about 23539.9885301586. The cubic root of 554131060 is about 821.3674684300.

The spelling of 554131060 in words is "five hundred fifty-four million, one hundred thirty-one thousand, sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 239 478 956 1195 1673 2390 3346 4780 6692 8365 16561 16730 33122 33460 66244 82805 115927 165610 231854 331220 463708 579635 1159270 2318540 3958079 7916158 15832316 19790395 27706553 39580790 55413106 79161580 110826212 138532765 277065530 554131060