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47042376 = 23331531193
BaseRepresentation
bin1011001101110…
…0111101001000
310021112000000020
42303130331020
544020324001
64400140440
71110565533
oct263347510
9107460006
1047042376
11246106a7
1213907720
139991134
146367a1a
1541e3736
hex2cdcf48

47042376 has 64 divisors (see below), whose sum is σ = 123793920. Its totient is φ = 14876160.

The previous prime is 47042363. The next prime is 47042377. The reversal of 47042376 is 67324074.

It is not an unprimeable number, because it can be changed into a prime (47042377) 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, 38836 + ... + 40028.

It is an arithmetic number, because the mean of its divisors is an integer number (1934280).

Almost surely, 247042376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47042376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61896960).

47042376 is an abundant number, since it is smaller than the sum of its proper divisors (76751544).

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

47042376 is a wasteful number, since it uses less digits than its factorization.

47042376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286 (or 1282 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 47042376 is about 6858.7444915232. The cubic root of 47042376 is about 360.9910347346.

The spelling of 47042376 in words is "forty-seven million, forty-two thousand, three hundred seventy-six".

Divisors: 1 2 3 4 6 8 12 24 31 53 62 93 106 124 159 186 212 248 318 372 424 636 744 1193 1272 1643 2386 3286 3579 4772 4929 6572 7158 9544 9858 13144 14316 19716 28632 36983 39432 63229 73966 110949 126458 147932 189687 221898 252916 295864 379374 443796 505832 758748 887592 1517496 1960099 3920198 5880297 7840396 11760594 15680792 23521188 47042376