Search a number
-
+
557107814 = 26720392
BaseRepresentation
bin100001001101001…
…100101001100110
31102211022000020202
4201031030221212
52120104422224
6131140430502
716543224014
oct4115145146
91384260222
10557107814
1126652238a
121366a8432
138b55b7c3
1453dbd8b4
1533d98eae
hex2134ca66

557107814 has 12 divisors (see below), whose sum is σ = 848550444. Its totient is φ = 274261812.

The previous prime is 557107787. The next prime is 557107841. The reversal of 557107814 is 418701755.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (557107787) and next prime (557107841).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 272207 + ... + 274245.

It is an arithmetic number, because the mean of its divisors is an integer number (70712537).

Almost surely, 2557107814 is an apocalyptic number.

557107814 is a deficient number, since it is larger than the sum of its proper divisors (291442630).

557107814 is an frugal number, since it uses more digits than its factorization.

557107814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4147 (or 2108 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 38.

The square root of 557107814 is about 23603.1314447893. The cubic root of 557107814 is about 822.8356191695.

The spelling of 557107814 in words is "five hundred fifty-seven million, one hundred seven thousand, eight hundred fourteen".

Divisors: 1 2 67 134 2039 4078 136613 273226 4157521 8315042 278553907 557107814