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48131651634 = 2311729267449
BaseRepresentation
bin101100110100110111…
…101011100000110010
311121020101012020111020
4230310313223200302
51242033200323014
634040020200310
73322514200653
oct546467534062
9147211166436
1048131651634
111945a0762a0
1293b3239096
13470096bb51
14248854552a
1513ba83a1a9
hexb34deb832

48131651634 has 16 divisors (see below), whose sum is σ = 105014512800. Its totient is φ = 14585348960.

The previous prime is 48131651597. The next prime is 48131651639. The reversal of 48131651634 is 43615613184.

It is not an unprimeable number, because it can be changed into a prime (48131651639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364633659 + ... + 364633790.

It is an arithmetic number, because the mean of its divisors is an integer number (6563407050).

Almost surely, 248131651634 is an apocalyptic number.

48131651634 is an abundant number, since it is smaller than the sum of its proper divisors (56882861166).

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

48131651634 is a wasteful number, since it uses less digits than its factorization.

48131651634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729267465.

The product of its digits is 207360, while the sum is 42.

The spelling of 48131651634 in words is "forty-eight billion, one hundred thirty-one million, six hundred fifty-one thousand, six hundred thirty-four".

Divisors: 1 2 3 6 11 22 33 66 729267449 1458534898 2187802347 4375604694 8021941939 16043883878 24065825817 48131651634