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2230019909920 = 255111774532751
BaseRepresentation
bin100000011100110111100…
…010110110100100100000
321220012001220212222010001
4200130313202312210200
5243014040044104140
64424242413545344
7320053654323235
oct40346742664440
97805056788101
102230019909920
1178a8231146a0
123002391a5254
131323a00c9a4a
1479d0d8bd78c
153d01bbaee9a
hex207378b6920

2230019909920 has 96 divisors (see below), whose sum is σ = 6085450135296. Its totient is φ = 763215360000.

The previous prime is 2230019909899. The next prime is 2230019909941. The reversal of 2230019909920 is 299099100322.

It is an interprime number because it is at equal distance from previous prime (2230019909899) and next prime (2230019909941).

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, 37236456 + ... + 37296295.

It is an arithmetic number, because the mean of its divisors is an integer number (63390105576).

Almost surely, 22230019909920 is an apocalyptic number.

2230019909920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2230019909920 is an abundant number, since it is smaller than the sum of its proper divisors (3855430225376).

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

2230019909920 is a wasteful number, since it uses less digits than its factorization.

2230019909920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74532794 (or 74532786 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 46.

The spelling of 2230019909920 in words is "two trillion, two hundred thirty billion, nineteen million, nine hundred nine thousand, nine hundred twenty".

Divisors: 1 2 4 5 8 10 11 16 17 20 22 32 34 40 44 55 68 80 85 88 110 136 160 170 176 187 220 272 340 352 374 440 544 680 748 880 935 1360 1496 1760 1870 2720 2992 3740 5984 7480 14960 29920 74532751 149065502 298131004 372663755 596262008 745327510 819860261 1192524016 1267056767 1490655020 1639720522 2385048032 2534113534 2981310040 3279441044 4099301305 5068227068 5962620080 6335283835 6558882088 8198602610 10136454136 11925240160 12670567670 13117764176 13937624437 16397205220 20272908272 25341135340 26235528352 27875248874 32794410440 40545816544 50682270680 55750497748 65588820880 69688122185 101364541360 111500995496 131177641760 139376244370 202729082720 223001990992 278752488740 446003981984 557504977480 1115009954960 2230019909920