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12470104440 = 2333511546393
BaseRepresentation
bin10111001110100011…
…01011000101111000
31012012001200221102000
423213101223011320
5201014321320230
65421221341000
7621010065423
oct134721530570
935161627360
1012470104440
11531a05a042
122500267760
131239680331
148642309ba
154ceb80b60
hex2e746b178

12470104440 has 64 divisors (see below), whose sum is σ = 41567018400. Its totient is φ = 3325360896.

The previous prime is 12470104433. The next prime is 12470104457. The reversal of 12470104440 is 4440107421.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 5772117 + ... + 5774276.

Almost surely, 212470104440 is an apocalyptic number.

12470104440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12470104440 is an abundant number, since it is smaller than the sum of its proper divisors (29096913960).

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

12470104440 is a wasteful number, since it uses less digits than its factorization.

12470104440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11546413 (or 11546403 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The spelling of 12470104440 in words is "twelve billion, four hundred seventy million, one hundred four thousand, four hundred forty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 1080 11546393 23092786 34639179 46185572 57731965 69278358 92371144 103917537 115463930 138556716 173195895 207835074 230927860 277113432 311752611 346391790 415670148 461855720 519587685 623505222 692783580 831340296 1039175370 1247010444 1385567160 1558763055 2078350740 2494020888 3117526110 4156701480 6235052220 12470104440