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1310211230 = 25592220697
BaseRepresentation
bin100111000011000…
…0011110010011110
310101022101121220212
41032012003302132
510140403224410
6334002212422
744316416546
oct11606036236
93338347825
101310211230
116126420a9
12306954112
1317b5a1a23
14c601c326
157a05ab05
hex4e183c9e

1310211230 has 16 divisors (see below), whose sum is σ = 2398353840. Its totient is φ = 515201472.

The previous prime is 1310211173. The next prime is 1310211241. The reversal of 1310211230 is 321120131.

It is a super-2 number, since 2×13102112302 = 3433306934436225800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1109759 + ... + 1110938.

It is an arithmetic number, because the mean of its divisors is an integer number (149897115).

Almost surely, 21310211230 is an apocalyptic number.

1310211230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1310211230 is a deficient number, since it is larger than the sum of its proper divisors (1088142610).

1310211230 is a wasteful number, since it uses less digits than its factorization.

1310211230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2220763.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1310211230 is about 36196.8400554524. The cubic root of 1310211230 is about 1094.2429885145.

Adding to 1310211230 its reverse (321120131), we get a palindrome (1631331361).

The spelling of 1310211230 in words is "one billion, three hundred ten million, two hundred eleven thousand, two hundred thirty".

Divisors: 1 2 5 10 59 118 295 590 2220697 4441394 11103485 22206970 131021123 262042246 655105615 1310211230