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47879356120 = 23529359114973
BaseRepresentation
bin101100100101110101…
…001111111011011000
311120120210110022002221
4230211311033323120
51241024103343440
633555004433424
73313331545351
oct544565177330
9146523408087
1047879356120
111933a714a02
129342848874
13469060466b
142462c2cd28
1513a3600d4a
hexb25d4fed8

47879356120 has 64 divisors (see below), whose sum is σ = 111754728000. Its totient is φ = 18439669248.

The previous prime is 47879356111. The next prime is 47879356123. The reversal of 47879356120 is 2165397874.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47879356123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 358954 + ... + 473926.

It is an arithmetic number, because the mean of its divisors is an integer number (1746167625).

It is a 1-persistent number, because it is pandigital, but 2⋅47879356120 = 95758712240 is not.

Almost surely, 247879356120 is an apocalyptic number.

47879356120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47879356120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55877364000).

47879356120 is an abundant number, since it is smaller than the sum of its proper divisors (63875371880).

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

47879356120 is a wasteful number, since it uses less digits than its factorization.

47879356120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115372 (or 115368 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 52.

The spelling of 47879356120 in words is "forty-seven billion, eight hundred seventy-nine million, three hundred fifty-six thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 29 40 58 116 145 232 290 359 580 718 1160 1436 1795 2872 3590 7180 10411 14360 20822 41644 52055 83288 104110 114973 208220 229946 416440 459892 574865 919784 1149730 2299460 3334217 4598920 6668434 13336868 16671085 26673736 33342170 41275307 66684340 82550614 133368680 165101228 206376535 330202456 412753070 825506140 1196983903 1651012280 2393967806 4787935612 5984919515 9575871224 11969839030 23939678060 47879356120