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141939138 = 2311101107199
BaseRepresentation
bin10000111010111…
…01000111000010
3100220002020220010
420131131013002
5242314023023
622030125350
73342314505
oct1035350702
9326066803
10141939138
1173136a80
123b650856
1323538b73
1414bcb13c
15c6db093
hex875d1c2

141939138 has 64 divisors (see below), whose sum is σ = 317260800. Its totient is φ = 41976000.

The previous prime is 141939121. The next prime is 141939169. The reversal of 141939138 is 831939141.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 141939096 and 141939105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 713163 + ... + 713361.

It is an arithmetic number, because the mean of its divisors is an integer number (4957200).

Almost surely, 2141939138 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 141939138, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158630400).

141939138 is an abundant number, since it is smaller than the sum of its proper divisors (175321662).

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

141939138 is a wasteful number, since it uses less digits than its factorization.

141939138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423.

The product of its digits is 23328, while the sum is 39.

The square root of 141939138 is about 11913.8213013290. The cubic root of 141939138 is about 521.6357979786.

The spelling of 141939138 in words is "one hundred forty-one million, nine hundred thirty-nine thousand, one hundred thirty-eight".

Divisors: 1 2 3 6 11 22 33 66 101 107 199 202 214 303 321 398 597 606 642 1111 1177 1194 2189 2222 2354 3333 3531 4378 6567 6666 7062 10807 13134 20099 21293 21614 32421 40198 42586 60297 63879 64842 118877 120594 127758 221089 234223 237754 356631 442178 468446 663267 702669 713262 1326534 1405338 2150593 4301186 6451779 12903558 23656523 47313046 70969569 141939138