Search a number
-
+
67070948 = 2272395391
BaseRepresentation
bin1111111111011…
…0101111100100
311200012120001012
43333312233210
5114132232243
610353321352
71443044060
oct377665744
9150176035
1067070948
113495043a
121a566258
1310b84569
148c9caa0
155d4cd18
hex3ff6be4

67070948 has 12 divisors (see below), whose sum is σ = 134141952. Its totient is φ = 28744680.

The previous prime is 67070947. The next prime is 67070951. The reversal of 67070948 is 84907076.

67070948 is an admirable number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (67070947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1197668 + ... + 1197723.

It is an arithmetic number, because the mean of its divisors is an integer number (11178496).

Almost surely, 267070948 is an apocalyptic number.

It is an amenable number.

67070948 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

67070948 is a wasteful number, since it uses less digits than its factorization.

67070948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395402 (or 2395400 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 67070948 is about 8189.6854640456. The cubic root of 67070948 is about 406.2981220155.

The spelling of 67070948 in words is "sixty-seven million, seventy thousand, nine hundred forty-eight".

Divisors: 1 2 4 7 14 28 2395391 4790782 9581564 16767737 33535474 67070948