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380578068980 = 22519028903449
BaseRepresentation
bin1011000100111000011…
…10000111100111110100
31100101100010210001022022
411202130032013213310
522213410441201410
6450500220452312
736332036132264
oct5423416074764
91311303701268
10380578068980
1113744744213a
12619129aa098
1329b71950c75
14145c49957a4
159d767b7455
hex589c3879f4

380578068980 has 12 divisors (see below), whose sum is σ = 799213944900. Its totient is φ = 152231227584.

The previous prime is 380578068917. The next prime is 380578069033. The reversal of 380578068980 is 89860875083.

It can be written as a sum of positive squares in 2 ways, for example, as 219452897764 + 161125171216 = 468458^2 + 401404^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9514451705 + ... + 9514451744.

It is an arithmetic number, because the mean of its divisors is an integer number (66601162075).

Almost surely, 2380578068980 is an apocalyptic number.

It is an amenable number.

380578068980 is an abundant number, since it is smaller than the sum of its proper divisors (418635875920).

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

380578068980 is a wasteful number, since it uses less digits than its factorization.

380578068980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19028903458 (or 19028903456 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 62.

The spelling of 380578068980 in words is "three hundred eighty billion, five hundred seventy-eight million, sixty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 19028903449 38057806898 76115613796 95144517245 190289034490 380578068980