Search a number
-
+
1300707072 = 2835729103
BaseRepresentation
bin100110110000111…
…0011011100000000
310100122111202200000
41031201303130000
510130440111242
6333022400000
744142553620
oct11541633400
93318452600
101300707072
11608240525
12303730000
13179624a72
14c4a66880
15792cea4c
hex4d873700

1300707072 has 432 divisors, whose sum is σ = 4642659840. Its totient is φ = 355332096.

The previous prime is 1300707061. The next prime is 1300707103. The reversal of 1300707072 is 2707070031.

It is a tau number, because it is divible by the number of its divisors (432).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 47 ways as a sum of consecutive naturals, for example, 12628173 + ... + 12628275.

Almost surely, 21300707072 is an apocalyptic number.

1300707072 is a gapful number since it is divisible by the number (12) 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 1300707072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2321329920).

1300707072 is an abundant number, since it is smaller than the sum of its proper divisors (3341952768).

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

1300707072 is an equidigital number, since it uses as much as digits as its factorization.

1300707072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 144 counting only the distinct ones).

The product of its (nonzero) digits is 2058, while the sum is 27.

The square root of 1300707072 is about 36065.3167461482. The cubic root of 1300707072 is about 1091.5907172874.

The spelling of 1300707072 in words is "one billion, three hundred million, seven hundred seven thousand, seventy-two".