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47107030 = 256770309
BaseRepresentation
bin1011001110110…
…0101111010110
310021122021200211
42303230233112
544024411110
64401400034
71111255165
oct263545726
9107567624
1047107030
1124655233
121393901a
1399b46a9
1463833dc
15420798a
hex2cecbd6

47107030 has 16 divisors (see below), whose sum is σ = 86059440. Its totient is φ = 18561312.

The previous prime is 47106979. The next prime is 47107033. The reversal of 47107030 is 3070174.

It is a junction number, because it is equal to n+sod(n) for n = 47106992 and 47107010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47107033) 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, 34485 + ... + 35824.

It is an arithmetic number, because the mean of its divisors is an integer number (5378715).

Almost surely, 247107030 is an apocalyptic number.

47107030 is a deficient number, since it is larger than the sum of its proper divisors (38952410).

47107030 is a wasteful number, since it uses less digits than its factorization.

47107030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70383.

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 47107030 is about 6863.4561264716. The cubic root of 47107030 is about 361.1563383896.

The spelling of 47107030 in words is "forty-seven million, one hundred seven thousand, thirty".

Divisors: 1 2 5 10 67 134 335 670 70309 140618 351545 703090 4710703 9421406 23553515 47107030