Search a number
-
+
1310030297 = 192367101443
BaseRepresentation
bin100111000010101…
…0111100111011001
310101022001102201122
41032011113213121
510140331432142
6333554255025
744315034212
oct11605274731
93338042648
101310030297
11612529174
12306887475
1317b53a574
14c5db2409
157a0221d2
hex4e1579d9

1310030297 has 32 divisors (see below), whose sum is σ = 1478200320. Its totient is φ = 1155211200.

The previous prime is 1310030263. The next prime is 1310030317. The reversal of 1310030297 is 7920300131.

It is a cyclic number.

It is not a de Polignac number, because 1310030297 - 26 = 1310030233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310033297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2956958 + ... + 2957400.

It is an arithmetic number, because the mean of its divisors is an integer number (46193760).

Almost surely, 21310030297 is an apocalyptic number.

It is an amenable number.

1310030297 is a deficient number, since it is larger than the sum of its proper divisors (168170023).

1310030297 is a wasteful number, since it uses less digits than its factorization.

1310030297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 1310030297 is about 36194.3406764096. The cubic root of 1310030297 is about 1094.1926165398.

The spelling of 1310030297 in words is "one billion, three hundred ten million, thirty thousand, two hundred ninety-seven".

Divisors: 1 19 23 67 101 437 443 1273 1541 1919 2323 6767 8417 10189 29279 29681 44137 44743 128573 155641 193591 563939 682663 850117 1029089 2957179 2997781 12970597 19552691 56957839 68948963 1310030297