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141684228 = 22347179349
BaseRepresentation
bin10000111000111…
…10111000000100
3100212121022020000
420130132320010
5242232343403
622020441300
73340203360
oct1034367004
9325538200
10141684228
1172a82504
123b549230
1323479b2a
1414b622a0
15c68a7a3
hex871ee04

141684228 has 120 divisors (see below), whose sum is σ = 426888000. Its totient is φ = 40139712.

The previous prime is 141684217. The next prime is 141684241. The reversal of 141684228 is 822486141.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 141684192 and 141684201.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 405798 + ... + 406146.

It is an arithmetic number, because the mean of its divisors is an integer number (3557400).

Almost surely, 2141684228 is an apocalyptic number.

141684228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 141684228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213444000).

141684228 is an abundant number, since it is smaller than the sum of its proper divisors (285203772).

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

141684228 is a wasteful number, since it uses less digits than its factorization.

With its successor (141684229) it forms an eRAP, since the sums of their prime factors are consecutive (551 and 552).

141684228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551 (or 540 counting only the distinct ones).

The product of its digits is 24576, while the sum is 36.

The square root of 141684228 is about 11903.1184149365. The cubic root of 141684228 is about 521.3233404387.

The spelling of 141684228 in words is "one hundred forty-one million, six hundred eighty-four thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 81 84 108 126 162 179 189 252 324 349 358 378 537 567 698 716 756 1047 1074 1134 1253 1396 1611 2094 2148 2268 2443 2506 3141 3222 3759 4188 4833 4886 5012 6282 6444 7329 7518 9423 9666 9772 11277 12564 14499 14658 15036 18846 19332 21987 22554 28269 28998 29316 33831 37692 43974 45108 56538 57996 62471 65961 67662 87948 101493 113076 124942 131922 135324 187413 197883 202986 249884 263844 374826 395766 405972 437297 562239 749652 791532 874594 1124478 1311891 1686717 1749188 2248956 2623782 3373434 3935673 5060151 5247564 6746868 7871346 10120302 11807019 15742692 20240604 23614038 35421057 47228076 70842114 141684228