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1380150530 = 251116937411
BaseRepresentation
bin101001001000011…
…0110110100000010
310120011222220121022
41102100312310002
510311304304110
6344541225442
746126041323
oct12220666402
93504886538
101380150530
11649071580
12326262282
1318cc1ba25
14d142644a
1581273755
hex52436d02

1380150530 has 32 divisors (see below), whose sum is σ = 2712080448. Its totient is φ = 501508800.

The previous prime is 1380150523. The next prime is 1380150547. The reversal of 1380150530 is 350510831.

It is a self number, because there is not a number n which added to its sum of digits gives 1380150530.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182525 + ... + 189935.

It is an arithmetic number, because the mean of its divisors is an integer number (84752514).

Almost surely, 21380150530 is an apocalyptic number.

1380150530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1380150530 is a deficient number, since it is larger than the sum of its proper divisors (1331929918).

1380150530 is a wasteful number, since it uses less digits than its factorization.

1380150530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9122.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 1380150530 is about 37150.3772524587. The cubic root of 1380150530 is about 1113.3767608488.

The spelling of 1380150530 in words is "one billion, three hundred eighty million, one hundred fifty thousand, five hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 1693 3386 7411 8465 14822 16930 18623 37055 37246 74110 81521 93115 163042 186230 407605 815210 12546823 25093646 62734115 125468230 138015053 276030106 690075265 1380150530