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48402187851 = 3118113661357
BaseRepresentation
bin101101000100111111…
…101100011001001011
311121221020020220102010
4231010333230121023
51243111430002401
634122522511003
73332310544203
oct550477543113
9147836226363
1048402187851
1119588856146
129469965463
134744a21a54
1424b2449403
1513d4478ed6
hexb44fec64b

48402187851 has 8 divisors (see below), whose sum is σ = 64590900624. Its totient is φ = 32240800160.

The previous prime is 48402187783. The next prime is 48402187871. The reversal of 48402187851 is 15878120484.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 48402187851 - 27 = 48402187723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48402187851.

It is not an unprimeable number, because it can be changed into a prime (48402187871) 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, 6827136 + ... + 6834221.

It is an arithmetic number, because the mean of its divisors is an integer number (8073862578).

Almost surely, 248402187851 is an apocalyptic number.

48402187851 is a deficient number, since it is larger than the sum of its proper divisors (16188712773).

48402187851 is a wasteful number, since it uses less digits than its factorization.

48402187851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13662541.

The product of its (nonzero) digits is 573440, while the sum is 48.

The spelling of 48402187851 in words is "forty-eight billion, four hundred two million, one hundred eighty-seven thousand, eight hundred fifty-one".

Divisors: 1 3 1181 3543 13661357 40984071 16134062617 48402187851