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47006970 = 2352971761
BaseRepresentation
bin1011001101010…
…0010011111010
310021110012102220
42303110103322
544013210340
64355304510
71110360363
oct263242372
9107405386
1047006970
112459703a
12138ab136
13997ac9a
146358b6a
1541d7ed0
hex2cd44fa

47006970 has 64 divisors (see below), whose sum is σ = 118506240. Its totient is φ = 11916800.

The previous prime is 47006959. The next prime is 47006977. The reversal of 47006970 is 7960074.

It is not an unprimeable number, because it can be changed into a prime (47006977) 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, 61390 + ... + 62150.

It is an arithmetic number, because the mean of its divisors is an integer number (1851660).

Almost surely, 247006970 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47006970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59253120).

47006970 is an abundant number, since it is smaller than the sum of its proper divisors (71499270).

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

47006970 is a wasteful number, since it uses less digits than its factorization.

47006970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 47006970 is about 6856.1629210514. The cubic root of 47006970 is about 360.9004465064.

The spelling of 47006970 in words is "forty-seven million, six thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 10 15 29 30 58 71 87 142 145 174 213 290 355 426 435 710 761 870 1065 1522 2059 2130 2283 3805 4118 4566 6177 7610 10295 11415 12354 20590 22069 22830 30885 44138 54031 61770 66207 108062 110345 132414 162093 220690 270155 324186 331035 540310 662070 810465 1566899 1620930 3133798 4700697 7834495 9401394 15668990 23503485 47006970