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8678808954 = 232677196359
BaseRepresentation
bin10000001010100110…
…00001110101111010
3211101211201011201200
420011103001311322
5120233233341304
63553104555030
7425032442004
oct100523016572
924354634650
108678808954
113753a63692
121822622a76
13a84072c1a
145c48c7374
1535bdd3e39
hex2054c1d7a

8678808954 has 24 divisors (see below), whose sum is σ = 19084746720. Its totient is φ = 2849757768.

The previous prime is 8678808881. The next prime is 8678808959. The reversal of 8678808954 is 4598088768.

It is a junction number, because it is equal to n+sod(n) for n = 8678808891 and 8678808900.

It is not an unprimeable number, because it can be changed into a prime (8678808959) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3596974 + ... + 3599385.

It is an arithmetic number, because the mean of its divisors is an integer number (795197780).

Almost surely, 28678808954 is an apocalyptic number.

8678808954 is an abundant number, since it is smaller than the sum of its proper divisors (10405937766).

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

8678808954 is a wasteful number, since it uses less digits than its factorization.

8678808954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7196434 (or 7196431 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 63.

The square root of 8678808954 is about 93160.1253434107. The cubic root of 8678808954 is about 2055.0388796878.

The spelling of 8678808954 in words is "eight billion, six hundred seventy-eight million, eight hundred eight thousand, nine hundred fifty-four".

Divisors: 1 2 3 6 9 18 67 134 201 402 603 1206 7196359 14392718 21589077 43178154 64767231 129534462 482156053 964312106 1446468159 2892936318 4339404477 8678808954