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537900489 = 32731631069
BaseRepresentation
bin100000000011111…
…011010111001001
31101111011011202100
4200003323113021
52100200303424
6125213024013
716221036000
oct4003732711
91344134670
10537900489
112566a3665
12130185009
1387595119
145161dc37
1532352dc9
hex200fb5c9

537900489 has 48 divisors (see below), whose sum is σ = 912496000. Its totient is φ = 305200224.

The previous prime is 537900481. The next prime is 537900509. The reversal of 537900489 is 984009735.

It is not a de Polignac number, because 537900489 - 23 = 537900481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (537900481) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 502647 + ... + 503715.

Almost surely, 2537900489 is an apocalyptic number.

It is an amenable number.

537900489 is a deficient number, since it is larger than the sum of its proper divisors (374595511).

537900489 is a wasteful number, since it uses less digits than its factorization.

537900489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259 (or 1242 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 537900489 is about 23192.6817983604. The cubic root of 537900489 is about 813.2685532291.

The spelling of 537900489 in words is "five hundred thirty-seven million, nine hundred thousand, four hundred eighty-nine".

Divisors: 1 3 7 9 21 49 63 147 163 343 441 489 1029 1069 1141 1467 3087 3207 3423 7483 7987 9621 10269 22449 23961 52381 55909 67347 71883 157143 167727 174247 366667 471429 503181 522741 1100001 1219729 1568223 3300003 3659187 8538103 10977561 25614309 59766721 76842927 179300163 537900489