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47994095 = 519505201
BaseRepresentation
bin1011011100010…
…1010011101111
310100022100112002
42313011103233
544241302340
64432402515
71121641322
oct267052357
9110270462
1047994095
1125100746
12140a643b
139c35396
1465347b9
154330715
hex2dc54ef

47994095 has 8 divisors (see below), whose sum is σ = 60624240. Its totient is φ = 36374400.

The previous prime is 47994091. The next prime is 47994109. The reversal of 47994095 is 59049974.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 47994095 - 22 = 47994091 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47994091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252506 + ... + 252695.

It is an arithmetic number, because the mean of its divisors is an integer number (7578030).

Almost surely, 247994095 is an apocalyptic number.

47994095 is a deficient number, since it is larger than the sum of its proper divisors (12630145).

47994095 is a wasteful number, since it uses less digits than its factorization.

47994095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505225.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 47994095 is about 6927.7770605007. Note that the first 3 decimals coincide. The cubic root of 47994095 is about 363.4092150426.

The spelling of 47994095 in words is "forty-seven million, nine hundred ninety-four thousand, ninety-five".

Divisors: 1 5 19 95 505201 2526005 9598819 47994095