Search a number
-
+
1301322030 = 235311399271
BaseRepresentation
bin100110110010000…
…1001100100101110
310100200200000020020
41031210021210232
510131114301110
6333043503010
744151024531
oct11544114456
93320600206
101301322030
11608620558
12303987a66
131797ab948
14c4b86a18
15793a1d70
hex4d90992e

1301322030 has 32 divisors (see below), whose sum is σ = 3223922688. Its totient is φ = 335824800.

The previous prime is 1301322007. The next prime is 1301322053. The reversal of 1301322030 is 302231031.

It is an interprime number because it is at equal distance from previous prime (1301322007) and next prime (1301322053).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

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, 698706 + ... + 700565.

It is an arithmetic number, because the mean of its divisors is an integer number (100747584).

Almost surely, 21301322030 is an apocalyptic number.

1301322030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1301322030 is an abundant number, since it is smaller than the sum of its proper divisors (1922600658).

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

1301322030 is a wasteful number, since it uses less digits than its factorization.

1301322030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1399312.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1301322030 is about 36073.8413535348. The cubic root of 1301322030 is about 1091.7627203195.

Adding to 1301322030 its reverse (302231031), we get a palindrome (1603553061).

Subtracting from 1301322030 its reverse (302231031), we obtain a palindrome (999090999).

The spelling of 1301322030 in words is "one billion, three hundred one million, three hundred twenty-two thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 1399271 2798542 4197813 6996355 8395626 13992710 20989065 41978130 43377401 86754802 130132203 216887005 260264406 433774010 650661015 1301322030