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1380300078 = 23230050013
BaseRepresentation
bin101001001000101…
…1011010100101110
310120012021111202010
41102101123110232
510311324100303
6344544342050
746130233323
oct12221332456
93505244663
101380300078
11649163973
12326314926
1318cc71b11
14d1464b4a
15812a2c03
hex5245b52e

1380300078 has 8 divisors (see below), whose sum is σ = 2760600168. Its totient is φ = 460100024.

The previous prime is 1380300067. The next prime is 1380300101. The reversal of 1380300078 is 8700030831.

It is a sphenic number, since it is the product of 3 distinct primes.

1380300078 is an admirable number.

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, 115025001 + ... + 115025012.

It is an arithmetic number, because the mean of its divisors is an integer number (345075021).

Almost surely, 21380300078 is an apocalyptic number.

1380300078 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1380300078 is a wasteful number, since it uses less digits than its factorization.

1380300078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230050018.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 1380300078 is about 37152.3899365842. The cubic root of 1380300078 is about 1113.4169731905.

The spelling of 1380300078 in words is "one billion, three hundred eighty million, three hundred thousand, seventy-eight".

Divisors: 1 2 3 6 230050013 460100026 690150039 1380300078