Search a number
-
+
38842713130 = 25134359117773
BaseRepresentation
bin100100001011001101…
…001100010000101010
310201021000102021100211
4210023031030100222
51114022213310010
625502154051334
72543362420414
oct441315142052
9121230367324
1038842713130
1115522776311
127640419b4a
133880394830
141c469d99b4
1510250d708a
hex90b34c42a

38842713130 has 64 divisors (see below), whose sum is σ = 78352686720. Its totient is φ = 13770844416.

The previous prime is 38842713103. The next prime is 38842713139. The reversal of 38842713130 is 3131724883.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (38842713139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 270924 + ... + 388696.

It is an arithmetic number, because the mean of its divisors is an integer number (1224260730).

Almost surely, 238842713130 is an apocalyptic number.

38842713130 is an abundant number, since it is smaller than the sum of its proper divisors (39509973590).

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

38842713130 is a wasteful number, since it uses less digits than its factorization.

38842713130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117895.

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 38842713130 in words is "thirty-eight billion, eight hundred forty-two million, seven hundred thirteen thousand, one hundred thirty".

Divisors: 1 2 5 10 13 26 43 59 65 86 118 130 215 295 430 559 590 767 1118 1534 2537 2795 3835 5074 5590 7670 12685 25370 32981 65962 117773 164905 235546 329810 588865 1177730 1531049 3062098 5064239 6948607 7655245 10128478 13897214 15310490 25321195 34743035 50642390 65835107 69486070 90331891 131670214 180663782 298790101 329175535 451659455 597580202 658351070 903318910 1493950505 2987901010 3884271313 7768542626 19421356565 38842713130