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10001320230 = 23511231317697
BaseRepresentation
bin10010101000010000…
…00000100100100110
3221211000020201010210
421110020000210212
5130440314221410
64332231000250
7502561551006
oct112410004446
927730221123
1010001320230
114272536a10
121b31509086
13c35060385
146ac3c8006
153d806e220
hex254200926

10001320230 has 64 divisors (see below), whose sum is σ = 27323785728. Its totient is φ = 2319144960.

The previous prime is 10001320211. The next prime is 10001320297. The reversal of 10001320230 is 3202310001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 651259 + ... + 666438.

It is an arithmetic number, because the mean of its divisors is an integer number (426934152).

Almost surely, 210001320230 is an apocalyptic number.

10001320230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10001320230 is an abundant number, since it is smaller than the sum of its proper divisors (17322465498).

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

10001320230 is a wasteful number, since it uses less digits than its factorization.

10001320230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317741.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 10001320230 its reverse (3202310001), we get a palindrome (13203630231).

The spelling of 10001320230 in words is "ten billion, one million, three hundred twenty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 11 15 22 23 30 33 46 55 66 69 110 115 138 165 230 253 330 345 506 690 759 1265 1518 2530 3795 7590 1317697 2635394 3953091 6588485 7906182 13176970 14494667 19765455 28989334 30307031 39530910 43484001 60614062 72473335 86968002 90921093 144946670 151535155 181842186 217420005 303070310 333377341 434840010 454605465 666754682 909210930 1000132023 1666886705 2000264046 3333773410 5000660115 10001320230