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1301311310 = 251310010087
BaseRepresentation
bin100110110010000…
…0110111101001110
310100200122110112012
41031210012331032
510131113430220
6333043341222
744150651345
oct11544067516
93320573465
101301311310
116086134a2
12303981812
131797a6ac0
14c4b82b5c
157939dac5
hex4d906f4e

1301311310 has 16 divisors (see below), whose sum is σ = 2522542176. Its totient is φ = 480484128.

The previous prime is 1301311309. The next prime is 1301311313. The reversal of 1301311310 is 131131031.

It is a happy number.

It is a super-2 number, since 2×13013113102 = 3386822251067832200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301311313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5004914 + ... + 5005173.

It is an arithmetic number, because the mean of its divisors is an integer number (157658886).

Almost surely, 21301311310 is an apocalyptic number.

1301311310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1301311310 is a deficient number, since it is larger than the sum of its proper divisors (1221230866).

1301311310 is a wasteful number, since it uses less digits than its factorization.

1301311310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10010107.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 1301311310 is about 36073.6927691081. The cubic root of 1301311310 is about 1091.7597224122.

Adding to 1301311310 its reverse (131131031), we get a palindrome (1432442341).

The spelling of 1301311310 in words is "one billion, three hundred one million, three hundred eleven thousand, three hundred ten".

Divisors: 1 2 5 10 13 26 65 130 10010087 20020174 50050435 100100870 130131131 260262262 650655655 1301311310