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310130201 = 1771892887
BaseRepresentation
bin10010011111000…
…011011000011001
3210121120020122202
4102133003120121
51113343131301
650435055545
710454030453
oct2237033031
9717506582
10310130201
1114a073457
1287a415b5
134c3369c4
142d28d2d3
151c36066b
hex127c3619

310130201 has 16 divisors (see below), whose sum is σ = 336856320. Its totient is φ = 284444160.

The previous prime is 310130173. The next prime is 310130213. The reversal of 310130201 is 102031013.

It is a cyclic number.

It is not a de Polignac number, because 310130201 - 222 = 305935897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (310130251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105980 + ... + 108866.

It is an arithmetic number, because the mean of its divisors is an integer number (21053520).

Almost surely, 2310130201 is an apocalyptic number.

It is an amenable number.

310130201 is a deficient number, since it is larger than the sum of its proper divisors (26726119).

310130201 is a wasteful number, since it uses less digits than its factorization.

310130201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3064.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 310130201 is about 17610.5139334433. The cubic root of 310130201 is about 676.8846832686.

Adding to 310130201 its reverse (102031013), we get a palindrome (412161214).

The spelling of 310130201 in words is "three hundred ten million, one hundred thirty thousand, two hundred one".

Divisors: 1 17 71 89 1207 1513 2887 6319 49079 107423 204977 256943 3484609 4368031 18242953 310130201