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53163789580 = 225111714214917
BaseRepresentation
bin110001100000110011…
…110000110100001100
312002020002001100000201
4301200303300310030
51332334412231310
640231220303244
73561306520036
oct614063606414
9162202040021
1053163789580
1120601633a90
12a378541b24
135023370875
1428049b0c56
1515b24dde3a
hexc60cf0d0c

53163789580 has 48 divisors (see below), whose sum is σ = 128957736096. Its totient is φ = 18195092480.

The previous prime is 53163789577. The next prime is 53163789607. The reversal of 53163789580 is 8598736135.

It is a Harshad number since it is a multiple of its sum of digits (55).

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, 7103719 + ... + 7111198.

It is an arithmetic number, because the mean of its divisors is an integer number (2686619502).

Almost surely, 253163789580 is an apocalyptic number.

It is an amenable number.

53163789580 is an abundant number, since it is smaller than the sum of its proper divisors (75793946516).

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

53163789580 is a wasteful number, since it uses less digits than its factorization.

53163789580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14214954 (or 14214952 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 55.

The spelling of 53163789580 in words is "fifty-three billion, one hundred sixty-three million, seven hundred eighty-nine thousand, five hundred eighty".

Divisors: 1 2 4 5 10 11 17 20 22 34 44 55 68 85 110 170 187 220 340 374 748 935 1870 3740 14214917 28429834 56859668 71074585 142149170 156364087 241653589 284298340 312728174 483307178 625456348 781820435 966614356 1208267945 1563640870 2416535890 2658189479 3127281740 4833071780 5316378958 10632757916 13290947395 26581894790 53163789580