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47528058642 = 2331972634301
BaseRepresentation
bin101100010000111001…
…001001111100010010
311112200022102112120020
4230100321021330102
51234314140334032
633500055124310
73301534555431
oct542071117422
9145608375506
1047528058642
111917a393a09
129265073696
1346358b5a2c
14242c305118
15138285cb2c
hexb10e49f12

47528058642 has 32 divisors (see below), whose sum is σ = 99134052864. Its totient is φ = 15173568000.

The previous prime is 47528058623. The next prime is 47528058647. The reversal of 47528058642 is 24685082574.

It is not an unprimeable number, because it can be changed into a prime (47528058647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1299109 + ... + 1335192.

It is an arithmetic number, because the mean of its divisors is an integer number (3097939152).

Almost surely, 247528058642 is an apocalyptic number.

47528058642 is an abundant number, since it is smaller than the sum of its proper divisors (51605994222).

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

47528058642 is a wasteful number, since it uses less digits than its factorization.

47528058642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2634434.

The product of its (nonzero) digits is 4300800, while the sum is 51.

The spelling of 47528058642 in words is "forty-seven billion, five hundred twenty-eight million, fifty-eight thousand, six hundred forty-two".

Divisors: 1 2 3 6 31 62 93 97 186 194 291 582 3007 6014 9021 18042 2634301 5268602 7902903 15805806 81663331 163326662 244989993 255527197 489979986 511054394 766581591 1533163182 7921343107 15842686214 23764029321 47528058642