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47942534 = 2232813709
BaseRepresentation
bin1011011011100…
…0101110000110
310100012201210102
42312320232012
544233130114
64431324102
71121335103
oct266705606
9110181712
1047942534
1125075a32
1214080632
139c17a83
14651daaa
1543202de
hex2db8b86

47942534 has 16 divisors (see below), whose sum is σ = 75327840. Its totient is φ = 22841280.

The previous prime is 47942513. The next prime is 47942569. The reversal of 47942534 is 43524974.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11072 + ... + 14780.

It is an arithmetic number, because the mean of its divisors is an integer number (4707990).

Almost surely, 247942534 is an apocalyptic number.

47942534 is a deficient number, since it is larger than the sum of its proper divisors (27385306).

47942534 is a wasteful number, since it uses less digits than its factorization.

47942534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4015.

The product of its digits is 120960, while the sum is 38.

The square root of 47942534 is about 6924.0547369298. The cubic root of 47942534 is about 363.2790291892.

The spelling of 47942534 in words is "forty-seven million, nine hundred forty-two thousand, five hundred thirty-four".

Divisors: 1 2 23 46 281 562 3709 6463 7418 12926 85307 170614 1042229 2084458 23971267 47942534