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1380500300 = 2252177271117
BaseRepresentation
bin101001001001000…
…1100001101001100
310120012122200101202
41102102030031030
510311402002200
6344552525032
746132026134
oct12222141514
93505580352
101380500300
11649290343
123263b0778
13190011caa
14d14b7ac4
15812e21d5
hex5248c34c

1380500300 has 72 divisors (see below), whose sum is σ = 3179109024. Its totient is φ = 518538240.

The previous prime is 1380500291. The next prime is 1380500353. The reversal of 1380500300 is 30050831.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1235342 + ... + 1236458.

It is an arithmetic number, because the mean of its divisors is an integer number (44154292).

Almost surely, 21380500300 is an apocalyptic number.

1380500300 is a gapful number since it is divisible by the number (10) 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 1380500300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1589554512).

1380500300 is an abundant number, since it is smaller than the sum of its proper divisors (1798608724).

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

1380500300 is a wasteful number, since it uses less digits than its factorization.

1380500300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875 (or 1868 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1380500300 is about 37155.0844434513. The cubic root of 1380500300 is about 1113.4708068456.

The spelling of 1380500300 in words is "one billion, three hundred eighty million, five hundred thousand, three hundred".

Divisors: 1 2 4 5 10 17 20 25 34 50 68 85 100 170 340 425 727 850 1117 1454 1700 2234 2908 3635 4468 5585 7270 11170 12359 14540 18175 18989 22340 24718 27925 36350 37978 49436 55850 61795 72700 75956 94945 111700 123590 189890 247180 308975 379780 474725 617950 812059 949450 1235900 1624118 1898900 3248236 4060295 8120590 13805003 16241180 20301475 27610006 40602950 55220012 69025015 81205900 138050030 276100060 345125075 690250150 1380500300