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230131101300 = 223525031525057
BaseRepresentation
bin1101011001010011100…
…0011110111001110100
3211000000020021020001020
43112110320132321310
512232302030220200
6253415404101140
722424602041252
oct3262470367164
9730006236036
10230131101300
1189664009611
12387265347b0
13189168c70b9
14b1d1ad55d2
155ebd847ea0
hex3594e1ee74

230131101300 has 72 divisors (see below), whose sum is σ = 667170173376. Its totient is φ = 61246248960.

The previous prime is 230131101283. The next prime is 230131101323. The reversal of 230131101300 is 3101131032.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 230131101300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 611629 + ... + 913428.

It is an arithmetic number, because the mean of its divisors is an integer number (9266252408).

Almost surely, 2230131101300 is an apocalyptic number.

230131101300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230131101300 is an abundant number, since it is smaller than the sum of its proper divisors (437039072076).

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

230131101300 is a wasteful number, since it uses less digits than its factorization.

230131101300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525577 (or 1525570 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 230131101300 its reverse (3101131032), we get a palindrome (233232232332).

The spelling of 230131101300 in words is "two hundred thirty billion, one hundred thirty-one million, one hundred one thousand, three hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 150 300 503 1006 1509 2012 2515 3018 5030 6036 7545 10060 12575 15090 25150 30180 37725 50300 75450 150900 1525057 3050114 4575171 6100228 7625285 9150342 15250570 18300684 22875855 30501140 38126425 45751710 76252850 91503420 114379275 152505700 228758550 457517100 767103671 1534207342 2301311013 3068414684 3835518355 4602622026 7671036710 9205244052 11506555065 15342073420 19177591775 23013110130 38355183550 46026220260 57532775325 76710367100 115065550650 230131101300