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47967340 = 2252398367
BaseRepresentation
bin1011011011111…
…0110001101100
310100020222211011
42312332301230
544234423330
64432035004
71121500321
oct266766154
9110228734
1047967340
1125092633
1214092a64
139c26155
146528b48
15432782a
hex2dbec6c

47967340 has 12 divisors (see below), whose sum is σ = 100731456. Its totient is φ = 19186928.

The previous prime is 47967329. The next prime is 47967341. The reversal of 47967340 is 4376974.

It is a junction number, because it is equal to n+sod(n) for n = 47967293 and 47967302.

It is not an unprimeable number, because it can be changed into a prime (47967341) 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, 1199164 + ... + 1199203.

It is an arithmetic number, because the mean of its divisors is an integer number (8394288).

Almost surely, 247967340 is an apocalyptic number.

It is an amenable number.

47967340 is an abundant number, since it is smaller than the sum of its proper divisors (52764116).

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

47967340 is a wasteful number, since it uses less digits than its factorization.

47967340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2398376 (or 2398374 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 47967340 is about 6925.8457967240. The cubic root of 47967340 is about 363.3416732554.

The spelling of 47967340 in words is "forty-seven million, nine hundred sixty-seven thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 2398367 4796734 9593468 11991835 23983670 47967340