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47271255470 = 25127167222883
BaseRepresentation
bin101100000001100101…
…100001110110101110
311112000102012120211122
4230001211201312232
51233302420133340
633414403020542
73262266020225
oct540145416656
9145012176748
1047271255470
111905843398a
1291b306a752
1345c46308aa
142406177cbc
15136a032db5
hexb01961dae

47271255470 has 32 divisors (see below), whose sum is σ = 86272155648. Its totient is φ = 18647199648.

The previous prime is 47271255469. The next prime is 47271255503. The reversal of 47271255470 is 7455217274.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100649 + ... + 323531.

It is an arithmetic number, because the mean of its divisors is an integer number (2696004864).

Almost surely, 247271255470 is an apocalyptic number.

47271255470 is a deficient number, since it is larger than the sum of its proper divisors (39000900178).

47271255470 is a wasteful number, since it uses less digits than its factorization.

47271255470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223184.

The product of its (nonzero) digits is 548800, while the sum is 44.

The spelling of 47271255470 in words is "forty-seven billion, two hundred seventy-one million, two hundred fifty-five thousand, four hundred seventy".

Divisors: 1 2 5 10 127 167 254 334 635 835 1270 1670 21209 42418 106045 212090 222883 445766 1114415 2228830 28306141 37221461 56612282 74442922 141530705 186107305 283061410 372214610 4727125547 9454251094 23635627735 47271255470