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137763890140 = 22519362536553
BaseRepresentation
bin1000000001001101011…
…1100010001111011100
3111011121000001201200111
42000103113202033130
54224120023441030
6143142102135404
712644626513402
oct2002327421734
9434530051614
10137763890140
1153475140768
1222848a21564
13ccb6529676
14694c671472
1538b477062a
hex20135e23dc

137763890140 has 24 divisors (see below), whose sum is σ = 304530705360. Its totient is φ = 52205263488.

The previous prime is 137763890111. The next prime is 137763890141. The reversal of 137763890140 is 41098367731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137763890141) 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 7 ways as a sum of consecutive naturals, for example, 181267897 + ... + 181268656.

It is an arithmetic number, because the mean of its divisors is an integer number (12688779390).

Almost surely, 2137763890140 is an apocalyptic number.

137763890140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

137763890140 is an abundant number, since it is smaller than the sum of its proper divisors (166766815220).

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

137763890140 is a wasteful number, since it uses less digits than its factorization.

137763890140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362536581 (or 362536579 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 49.

The spelling of 137763890140 in words is "one hundred thirty-seven billion, seven hundred sixty-three million, eight hundred ninety thousand, one hundred forty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 362536553 725073106 1450146212 1812682765 3625365530 6888194507 7250731060 13776389014 27552778028 34440972535 68881945070 137763890140