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7137004988 = 2211091608883
BaseRepresentation
bin1101010010110011…
…00000110110111100
3200102101112102022002
412221121200312330
5104104033124423
63140110441432
7341601353501
oct65131406674
920371472262
107137004988
113032720533
121472203278
13899804c99
144b9c214a8
152bb87d228
hex1a9660dbc

7137004988 has 12 divisors (see below), whose sum is σ = 12501028680. Its totient is φ = 3565282512.

The previous prime is 7137004981. The next prime is 7137004993. The reversal of 7137004988 is 8894007317.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7137004981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 800006 + ... + 808877.

It is an arithmetic number, because the mean of its divisors is an integer number (1041752390).

Almost surely, 27137004988 is an apocalyptic number.

It is an amenable number.

7137004988 is a deficient number, since it is larger than the sum of its proper divisors (5364023692).

7137004988 is a wasteful number, since it uses less digits than its factorization.

7137004988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609996 (or 1609994 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 47.

The square root of 7137004988 is about 84480.7965634794. The cubic root of 7137004988 is about 1925.3306892842.

The spelling of 7137004988 in words is "seven billion, one hundred thirty-seven million, four thousand, nine hundred eighty-eight".

Divisors: 1 2 4 1109 2218 4436 1608883 3217766 6435532 1784251247 3568502494 7137004988