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378802676 = 22713528667
BaseRepresentation
bin10110100101000…
…001000111110100
3222101210011120202
4112211001013310
51233433141201
6101331020032
712246524660
oct2645010764
9871704522
10378802676
1118490806a
12a6a3a618
136062c1c5
14384478a0
15233c7c6b
hex169411f4

378802676 has 12 divisors (see below), whose sum is σ = 757605408. Its totient is φ = 162343992.

The previous prime is 378802673. The next prime is 378802681. The reversal of 378802676 is 676208873.

378802676 is an admirable number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 378802676.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378802673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6764306 + ... + 6764361.

It is an arithmetic number, because the mean of its divisors is an integer number (63133784).

Almost surely, 2378802676 is an apocalyptic number.

It is an amenable number.

378802676 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.

378802676 is a wasteful number, since it uses less digits than its factorization.

378802676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13528678 (or 13528676 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 47.

The square root of 378802676 is about 19462.8537475880. The cubic root of 378802676 is about 723.5541066676.

The spelling of 378802676 in words is "three hundred seventy-eight million, eight hundred two thousand, six hundred seventy-six".

Divisors: 1 2 4 7 14 28 13528667 27057334 54114668 94700669 189401338 378802676