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48720411508 = 2212180102877
BaseRepresentation
bin101101010111111101…
…100111101101110100
311122202102001100012111
4231113331213231310
51244234411132013
634214251300404
73343223444026
oct552775475564
9148672040174
1048720411508
11197314472aa
12953844a704
134795930582
142502804016
15140238773d
hexb57f67b74

48720411508 has 6 divisors (see below), whose sum is σ = 85260720146. Its totient is φ = 24360205752.

The previous prime is 48720411461. The next prime is 48720411557. The reversal of 48720411508 is 80511402784.

It can be written as a sum of positive squares in only one way, i.e., 45438038244 + 3282373264 = 213162^2 + 57292^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6090051435 + ... + 6090051442.

Almost surely, 248720411508 is an apocalyptic number.

It is an amenable number.

48720411508 is a deficient number, since it is larger than the sum of its proper divisors (36540308638).

48720411508 is a wasteful number, since it uses less digits than its factorization.

48720411508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12180102881 (or 12180102879 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 40.

The spelling of 48720411508 in words is "forty-eight billion, seven hundred twenty million, four hundred eleven thousand, five hundred eight".

Divisors: 1 2 4 12180102877 24360205754 48720411508