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47001214 = 2137872297
BaseRepresentation
bin1011001101001…
…0111001111110
310021102220112201
42303102321332
544013014324
64355222114
71110334531
oct263227176
9107386481
1047001214
1124592787
12138a793a
139978490
146356a18
1541d6444
hex2cd2e7e

47001214 has 16 divisors (see below), whose sum is σ = 76054608. Its totient is φ = 21655872.

The previous prime is 47001191. The next prime is 47001221. The reversal of 47001214 is 41210074.

It is a super-2 number, since 2×470012142 = 4418228234947592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 47001191 and 47001200.

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, 19314 + ... + 21610.

It is an arithmetic number, because the mean of its divisors is an integer number (4753413).

Almost surely, 247001214 is an apocalyptic number.

47001214 is a deficient number, since it is larger than the sum of its proper divisors (29053394).

47001214 is a wasteful number, since it uses less digits than its factorization.

47001214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 47001214 is about 6855.7431398791. The cubic root of 47001214 is about 360.8857151608.

Adding to 47001214 its reverse (41210074), we get a palindrome (88211288).

The spelling of 47001214 in words is "forty-seven million, one thousand, two hundred fourteen".

Divisors: 1 2 13 26 787 1574 2297 4594 10231 20462 29861 59722 1807739 3615478 23500607 47001214