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48770948253 = 31723124933289
BaseRepresentation
bin101101011010111110…
…011001110010011101
311122212221010212120210
4231122332121302131
51244340330321003
634223254403033
73344406135336
oct553276316235
9148787125523
1048770948253
1119757a24305
129551360479
1347a3246081
1425093db28d
151406a1b503
hexb5af99c9d

48770948253 has 32 divisors (see below), whose sum is σ = 71906400000. Its totient is φ = 29246570496.

The previous prime is 48770948231. The next prime is 48770948279. The reversal of 48770948253 is 35284907784.

It is not a de Polignac number, because 48770948253 - 25 = 48770948221 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 48770948193 and 48770948202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48770948953) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1448433 + ... + 1481721.

It is an arithmetic number, because the mean of its divisors is an integer number (2247075000).

Almost surely, 248770948253 is an apocalyptic number.

It is an amenable number.

48770948253 is a deficient number, since it is larger than the sum of its proper divisors (23135451747).

48770948253 is a wasteful number, since it uses less digits than its factorization.

48770948253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34581.

The product of its (nonzero) digits is 13547520, while the sum is 57.

The spelling of 48770948253 in words is "forty-eight billion, seven hundred seventy million, nine hundred forty-eight thousand, two hundred fifty-three".

Divisors: 1 3 17 23 51 69 391 1173 1249 3747 21233 28727 33289 63699 86181 99867 488359 565913 765647 1465077 1697739 2296941 13015999 39047997 41577961 124733883 706825337 956293103 2120476011 2868879309 16256982751 48770948253