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48470591478 = 23191303326309
BaseRepresentation
bin101101001001000100…
…101000011111110110
311122002222222011112210
4231021010220133312
51243231432411403
634133404554250
73334101141531
oct551104503766
9148088864483
1048470591478
1119613426871
129488852986
134755c51a7a
1424bb573a18
1513da48bb03
hexb491287f6

48470591478 has 32 divisors (see below), whose sum is σ = 102121977600. Its totient is φ = 15294708576.

The previous prime is 48470591461. The next prime is 48470591513. The reversal of 48470591478 is 87419507484.

48470591478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14613 + ... + 311696.

It is an arithmetic number, because the mean of its divisors is an integer number (3191311800).

Almost surely, 248470591478 is an apocalyptic number.

48470591478 is an abundant number, since it is smaller than the sum of its proper divisors (53651386122).

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

48470591478 is a wasteful number, since it uses less digits than its factorization.

48470591478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327636.

The product of its (nonzero) digits is 9031680, while the sum is 57.

The spelling of 48470591478 in words is "forty-eight billion, four hundred seventy million, five hundred ninety-one thousand, four hundred seventy-eight".

Divisors: 1 2 3 6 19 38 57 114 1303 2606 3909 7818 24757 49514 74271 148542 326309 652618 978927 1957854 6199871 12399742 18599613 37199226 425180627 850361254 1275541881 2551083762 8078431913 16156863826 24235295739 48470591478