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550470141 = 331329411319
BaseRepresentation
bin100000110011111…
…000000111111101
31102100210210002000
4200303320013331
52111410021031
6130342252513
716432630134
oct4063700775
91370723060
10550470141
112627a9401
12134427139
138a0764a0
145317291b
15334d73e6
hex20cf81fd

550470141 has 64 divisors (see below), whose sum is σ = 931392000. Its totient is φ = 318850560.

The previous prime is 550470139. The next prime is 550470143. The reversal of 550470141 is 141074055.

It is a happy number.

550470141 is a `hidden beast` number, since 5 + 50 + 470 + 141 = 666.

It is an interprime number because it is at equal distance from previous prime (550470139) and next prime (550470143).

It is not a de Polignac number, because 550470141 - 21 = 550470139 is a prime.

It is a super-2 number, since 2×5504701412 = 606034752265119762, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550470143) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 416680 + ... + 417998.

It is an arithmetic number, because the mean of its divisors is an integer number (14553000).

Almost surely, 2550470141 is an apocalyptic number.

It is an amenable number.

550470141 is a deficient number, since it is larger than the sum of its proper divisors (380921859).

550470141 is a wasteful number, since it uses less digits than its factorization.

550470141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411 (or 1405 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 550470141 is about 23462.1000978173. The cubic root of 550470141 is about 819.5546565510.

The spelling of 550470141 in words is "five hundred fifty million, four hundred seventy thousand, one hundred forty-one".

Divisors: 1 3 9 13 27 29 39 41 87 117 123 261 351 369 377 533 783 1107 1131 1189 1319 1599 3393 3567 3957 4797 10179 10701 11871 14391 15457 17147 32103 35613 38251 46371 51441 54079 114753 139113 154323 162237 344259 417339 462969 486711 497263 703027 1032777 1460133 1491789 1568291 2109081 4475367 4704873 6327243 13426101 14114619 18981729 20387783 42343857 61163349 183490047 550470141