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52758255750 = 235370344341
BaseRepresentation
bin110001001000101000…
…110001100010000110
312001011210222002012020
4301020220301202012
51331022103141000
640123052304010
73545253526464
oct611050614206
9161153862166
1052758255750
1120413729462
12a284772006
134c8a342515
1427a6ba9834
15158bad5ba0
hexc48a31886

52758255750 has 32 divisors (see below), whose sum is σ = 131684608224. Its totient is φ = 14068868000.

The previous prime is 52758255743. The next prime is 52758255773. The reversal of 52758255750 is 5755285725.

It is a junction number, because it is equal to n+sod(n) for n = 52758255693 and 52758255702.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35171421 + ... + 35172920.

It is an arithmetic number, because the mean of its divisors is an integer number (4115144007).

Almost surely, 252758255750 is an apocalyptic number.

52758255750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52758255750 is an abundant number, since it is smaller than the sum of its proper divisors (78926352474).

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

52758255750 is a wasteful number, since it uses less digits than its factorization.

52758255750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70344361 (or 70344351 counting only the distinct ones).

The product of its (nonzero) digits is 4900000, while the sum is 51.

The spelling of 52758255750 in words is "fifty-two billion, seven hundred fifty-eight million, two hundred fifty-five thousand, seven hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 125 150 250 375 750 70344341 140688682 211033023 351721705 422066046 703443410 1055165115 1758608525 2110330230 3517217050 5275825575 8793042625 10551651150 17586085250 26379127875 52758255750