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130440000310440 = 23353972738035271
BaseRepresentation
bin11101101010001001101101…
…111000100000110010101000
3122002211221102220012222002220
4131222021231320200302220
5114044112110034413230
61141231150415354040
736321656543505402
oct3552115570406250
9562757386188086
10130440000310440
113862032567a927
1212768190222920
1357a2593054172
14242d4889adb72
15101309c9dad10
hex76a26de20ca8

130440000310440 has 64 divisors (see below), whose sum is σ = 392305693772160. Its totient is φ = 34696382941440.

The previous prime is 130440000310439. The next prime is 130440000310463. The reversal of 130440000310440 is 44013000044031.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 130440000310440.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1368969996 + ... + 1369065275.

It is an arithmetic number, because the mean of its divisors is an integer number (6129776465190).

Almost surely, 2130440000310440 is an apocalyptic number.

130440000310440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130440000310440 is an abundant number, since it is smaller than the sum of its proper divisors (261865693461720).

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

130440000310440 is a wasteful number, since it uses less digits than its factorization.

130440000310440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2738035682 (or 2738035678 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 130440000310440 its reverse (44013000044031), we get a palindrome (174453000354471).

The spelling of 130440000310440 in words is "one hundred thirty trillion, four hundred forty billion, three hundred ten thousand, four hundred forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 397 794 1191 1588 1985 2382 3176 3970 4764 5955 7940 9528 11910 15880 23820 47640 2738035271 5476070542 8214105813 10952141084 13690176355 16428211626 21904282168 27380352710 32856423252 41070529065 54760705420 65712846504 82141058130 109521410840 164282116260 328564232520 1087000002587 2174000005174 3261000007761 4348000010348 5435000012935 6522000015522 8696000020696 10870000025870 13044000031044 16305000038805 21740000051740 26088000062088 32610000077610 43480000103480 65220000155220 130440000310440