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47053750120 = 2351390487981
BaseRepresentation
bin101011110100100111…
…110011111101101000
311111110020221011120221
4223310213303331220
51232331230000440
633341033055424
73254015163646
oct536447637550
9144406834527
1047053750120
1118a566849a3
129152257574
13458b5577c0
1423c531a196
151355dbbd4a
hexaf49f3f68

47053750120 has 32 divisors (see below), whose sum is σ = 114014857320. Its totient is φ = 17373692160.

The previous prime is 47053750109. The next prime is 47053750127. The reversal of 47053750120 is 2105735074.

It can be written as a sum of positive squares in 4 ways, for example, as 35886755844 + 11166994276 = 189438^2 + 105674^2 .

It is not an unprimeable number, because it can be changed into a prime (47053750127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45243471 + ... + 45244510.

Almost surely, 247053750120 is an apocalyptic number.

47053750120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47053750120 is an abundant number, since it is smaller than the sum of its proper divisors (66961107200).

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

47053750120 is a wasteful number, since it uses less digits than its factorization.

47053750120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90488005 (or 90488001 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 34.

The spelling of 47053750120 in words is "forty-seven billion, fifty-three million, seven hundred fifty thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 90487981 180975962 361951924 452439905 723903848 904879810 1176343753 1809759620 2352687506 3619519240 4705375012 5881718765 9410750024 11763437530 23526875060 47053750120