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39372898005 = 3257977731667
BaseRepresentation
bin100100101010110011…
…101011111011010101
310202121222001110021200
4210222303223323111
51121113430214010
630030533503113
72562461053050
oct445263537325
9122558043250
1039372898005
1115774a7a031
127769aa1a99
133936187aac
141c971aba97
151056913cc0
hex92acebed5

39372898005 has 96 divisors (see below), whose sum is σ = 78949188864. Its totient is φ = 17779765248.

The previous prime is 39372897979. The next prime is 39372898007. The reversal of 39372898005 is 50089827393.

It is a happy number.

It is not a de Polignac number, because 39372898005 - 211 = 39372895957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39372898007) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23618182 + ... + 23619848.

It is an arithmetic number, because the mean of its divisors is an integer number (822387384).

Almost surely, 239372898005 is an apocalyptic number.

39372898005 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

39372898005 is an abundant number, since it is smaller than the sum of its proper divisors (39576290859).

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

39372898005 is a wasteful number, since it uses less digits than its factorization.

39372898005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555 (or 2552 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 39372898005 in words is "thirty-nine billion, three hundred seventy-two million, eight hundred ninety-eight thousand, five".

Divisors: 1 3 5 7 9 15 21 35 45 63 97 105 291 315 485 679 773 873 1455 1667 2037 2319 3395 3865 4365 5001 5411 6111 6957 8335 10185 11595 11669 15003 16233 25005 27055 30555 34785 35007 48699 58345 74981 75015 81165 105021 161699 175035 224943 243495 374905 485097 524867 525105 674829 808495 1124715 1131893 1288591 1455291 1574601 2425485 2624335 3374145 3395679 3865773 4723803 5659465 6442955 7276455 7873005 9020137 10187037 11597319 16978395 19328865 23619015 27060411 45100685 50935185 57986595 81181233 124993327 135302055 374979981 405906165 624966635 874953289 1124939943 1874899905 2624859867 4374766445 5624699715 7874579601 13124299335 39372898005