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13078828000 = 25537467101
BaseRepresentation
bin11000010111000111…
…10001001111100000
31020202111010022011001
430023203301033200
5203241134444000
610001444401344
7642051126610
oct141343611740
936674108131
1013078828000
115601726067
1226500a6254
1313058117a4
148c1008a40
1551832346a
hex30b8f13e0

13078828000 has 96 divisors (see below), whose sum is σ = 36725427648. Its totient is φ = 4484160000.

The previous prime is 13078827953. The next prime is 13078828027. The reversal of 13078828000 is 82887031.

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, 205551 + ... + 261550.

It is an arithmetic number, because the mean of its divisors is an integer number (382556538).

Almost surely, 213078828000 is an apocalyptic number.

13078828000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13078828000 is an abundant number, since it is smaller than the sum of its proper divisors (23646599648).

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

13078828000 is an equidigital number, since it uses as much as digits as its factorization.

13078828000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467133 (or 467115 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 37.

The spelling of 13078828000 in words is "thirteen billion, seventy-eight million, eight hundred twenty-eight thousand".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 80 100 112 125 140 160 175 200 224 250 280 350 400 500 560 700 800 875 1000 1120 1400 1750 2000 2800 3500 4000 5600 7000 14000 28000 467101 934202 1868404 2335505 3269707 3736808 4671010 6539414 7473616 9342020 11677525 13078828 14947232 16348535 18684040 23355050 26157656 32697070 37368080 46710100 52315312 58387625 65394140 74736160 81742675 93420200 104630624 116775250 130788280 163485350 186840400 233550500 261576560 326970700 373680800 408713375 467101000 523153120 653941400 817426750 934202000 1307882800 1634853500 1868404000 2615765600 3269707000 6539414000 13078828000