Search a number
-
+
47101472 = 2511133811
BaseRepresentation
bin1011001110101…
…1011000100000
310021122000001222
42303223120200
544024221342
64401314212
71111233035
oct263533040
9107560058
1047101472
1124651040
1213935968
1399b1cc2
14638138c
154205ed2
hex2ceb620

47101472 has 24 divisors (see below), whose sum is σ = 101161872. Its totient is φ = 21409600.

The previous prime is 47101463. The next prime is 47101477. The reversal of 47101472 is 27410174.

It is not an unprimeable number, because it can be changed into a prime (47101477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66554 + ... + 67257.

It is an arithmetic number, because the mean of its divisors is an integer number (4215078).

Almost surely, 247101472 is an apocalyptic number.

It is an amenable number.

47101472 is an abundant number, since it is smaller than the sum of its proper divisors (54060400).

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

47101472 is a wasteful number, since it uses less digits than its factorization.

47101472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133832 (or 133824 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 47101472 is about 6863.0512164780. The cubic root of 47101472 is about 361.1421339572.

The spelling of 47101472 in words is "forty-seven million, one hundred one thousand, four hundred seventy-two".

Divisors: 1 2 4 8 11 16 22 32 44 88 176 352 133811 267622 535244 1070488 1471921 2140976 2943842 4281952 5887684 11775368 23550736 47101472