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130223837880 = 23325421859223
BaseRepresentation
bin111100101000111110…
…0100001001010111000
3110110010112010101110200
41321101330201022320
54113144300303010
6135453552442200
712260032233633
oct1712174411270
9413115111420
10130223837880
1150255a63914
12212a3849360
13c384387096
1464350d4c1a
1535c282acc0
hex1e51f212b8

130223837880 has 96 divisors (see below), whose sum is σ = 424233257760. Its totient is φ = 34643831040.

The previous prime is 130223837867. The next prime is 130223837897. The reversal of 130223837880 is 88738322031.

130223837880 is a `hidden beast` number, since 1 + 302 + 238 + 37 + 8 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 278052 + ... + 581171.

It is an arithmetic number, because the mean of its divisors is an integer number (4419096435).

Almost surely, 2130223837880 is an apocalyptic number.

130223837880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130223837880 is an abundant number, since it is smaller than the sum of its proper divisors (294009419880).

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

130223837880 is a wasteful number, since it uses less digits than its factorization.

130223837880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859661 (or 859654 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 130223837880 in words is "one hundred thirty billion, two hundred twenty-three million, eight hundred thirty-seven thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 421 842 1263 1684 2105 2526 3368 3789 4210 5052 6315 7578 8420 10104 12630 15156 16840 18945 25260 30312 37890 50520 75780 151560 859223 1718446 2577669 3436892 4296115 5155338 6873784 7733007 8592230 10310676 12888345 15466014 17184460 20621352 25776690 30932028 34368920 38665035 51553380 61864056 77330070 103106760 154660140 309320280 361732883 723465766 1085198649 1446931532 1808664415 2170397298 2893863064 3255595947 3617328830 4340794596 5425993245 6511191894 7234657660 8681589192 10851986490 13022383788 14469315320 16277979735 21703972980 26044767576 32555959470 43407945960 65111918940 130223837880