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1200112690920 = 2335111369936637
BaseRepresentation
bin10001011101101100010…
…010100110011011101000
311020201200220202101212020
4101131230102212123220
5124130312322102140
62315154003544440
7152463624363003
oct21355422463350
94221626671766
101200112690920
11422a68366490
1217470b38b120
1389229a52b20
144212b4a053a
152133ea4a6d0
hex1176c4a66e8

1200112690920 has 128 divisors (see below), whose sum is σ = 4229767866240. Its totient is φ = 268556682240.

The previous prime is 1200112690919. The next prime is 1200112690939. The reversal of 1200112690920 is 290962110021.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 34951159 + ... + 34985478.

It is an arithmetic number, because the mean of its divisors is an integer number (33045061455).

Almost surely, 21200112690920 is an apocalyptic number.

1200112690920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200112690920 is an abundant number, since it is smaller than the sum of its proper divisors (3029655175320).

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

1200112690920 is a wasteful number, since it uses less digits than its factorization.

1200112690920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69936675 (or 69936671 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 33.

The spelling of 1200112690920 in words is "one trillion, two hundred billion, one hundred twelve million, six hundred ninety thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 11 12 13 15 20 22 24 26 30 33 39 40 44 52 55 60 65 66 78 88 104 110 120 130 132 143 156 165 195 220 260 264 286 312 330 390 429 440 520 572 660 715 780 858 1144 1320 1430 1560 1716 2145 2860 3432 4290 5720 8580 17160 69936637 139873274 209809911 279746548 349683185 419619822 559493096 699366370 769303007 839239644 909176281 1049049555 1398732740 1538606014 1678479288 1818352562 2098099110 2307909021 2727528843 2797465480 3077212028 3636705124 3846515035 4196198220 4545881405 4615818042 5455057686 6154424056 7273410248 7693030070 8392396440 9091762810 9231636084 10000939091 10910115372 11539545105 13637644215 15386060140 18183525620 18463272168 20001878182 21820230744 23079090210 27275288430 30002817273 30772120280 36367051240 40003756364 46158180420 50004695455 54550576860 60005634546 80007512728 92316360840 100009390910 109101153720 120011269092 150014086365 200018781820 240022538184 300028172730 400037563640 600056345460 1200112690920