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141681410 = 25136531669
BaseRepresentation
bin10000111000111…
…10001100000010
3100212121011100122
420130132030002
5242232301120
622020420242
73340162223
oct1034361402
9325534318
10141681410
1172a80382
123b547682
1323478770
1414b6124a
15c689a25
hex871e302

141681410 has 32 divisors (see below), whose sum is σ = 275229360. Its totient is φ = 52201728.

The previous prime is 141681391. The next prime is 141681437. The reversal of 141681410 is 14186141.

It is a Cunningham number, because it is equal to 119032+1.

It can be written as a sum of positive squares in 8 ways, for example, as 20967241 + 120714169 = 4579^2 + 10987^2 .

It is a super-3 number, since 3×1416814103 (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 141681410.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84056 + ... + 85724.

Almost surely, 2141681410 is an apocalyptic number.

141681410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

141681410 is a deficient number, since it is larger than the sum of its proper divisors (133547950).

141681410 is a wasteful number, since it uses less digits than its factorization.

141681410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2342.

The product of its (nonzero) digits is 768, while the sum is 26.

The square root of 141681410 is about 11903.0000420062. Note that the first 4 decimals coincide. The cubic root of 141681410 is about 521.3198841638.

The spelling of 141681410 in words is "one hundred forty-one million, six hundred eighty-one thousand, four hundred ten".

Divisors: 1 2 5 10 13 26 65 130 653 1306 1669 3265 3338 6530 8345 8489 16690 16978 21697 42445 43394 84890 108485 216970 1089857 2179714 5449285 10898570 14168141 28336282 70840705 141681410