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141250780 = 22511642049
BaseRepresentation
bin10000110101101…
…01000011011100
3100211210021122101
420122311003130
5242130011110
622003254444
73333416566
oct1032650334
9324707571
10141250780
1172806890
123b37a424
1323357758
1414a8c336
15c60213a
hex86b50dc

141250780 has 24 divisors (see below), whose sum is σ = 323593200. Its totient is φ = 51363840.

The previous prime is 141250763. The next prime is 141250819. The reversal of 141250780 is 87052141.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 320805 + ... + 321244.

It is an arithmetic number, because the mean of its divisors is an integer number (13483050).

Almost surely, 2141250780 is an apocalyptic number.

141250780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141250780 is an abundant number, since it is smaller than the sum of its proper divisors (182342420).

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

141250780 is a wasteful number, since it uses less digits than its factorization.

141250780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642069 (or 642067 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 141250780 is about 11884.8971388060. The cubic root of 141250780 is about 520.7911772742.

The spelling of 141250780 in words is "one hundred forty-one million, two hundred fifty thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 642049 1284098 2568196 3210245 6420490 7062539 12840980 14125078 28250156 35312695 70625390 141250780