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48408000479 = 2343474992087
BaseRepresentation
bin101101000101010101…
…110111011111011111
311121221122012012211122
4231011111313133133
51243114422003404
634123251241155
73332411133506
oct550525673737
9147848165748
1048408000479
1119591066273
12946b8a91bb
134745ca8687
1424b311d83d
1513d4c263be
hexb455777df

48408000479 has 32 divisors (see below), whose sum is σ = 52918272000. Its totient is φ = 44154345312.

The previous prime is 48408000457. The next prime is 48408000491. The reversal of 48408000479 is 97400080484.

It is not a de Polignac number, because 48408000479 - 216 = 48407934943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48408000409) 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, 23193974 + ... + 23196060.

It is an arithmetic number, because the mean of its divisors is an integer number (1653696000).

Almost surely, 248408000479 is an apocalyptic number.

48408000479 is a deficient number, since it is larger than the sum of its proper divisors (4510271521).

48408000479 is a wasteful number, since it uses less digits than its factorization.

48408000479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2699.

The product of its (nonzero) digits is 258048, while the sum is 44.

The spelling of 48408000479 in words is "forty-eight billion, four hundred eight million, four hundred seventy-nine", and thus it is an aban number.

Divisors: 1 23 43 47 499 989 1081 2021 2087 11477 21457 23453 46483 48001 89741 98089 493511 539419 1008479 1041413 2064043 2256047 4217827 23195017 23952499 44780759 48946411 97010021 1029957457 1125767453 2104695673 48408000479