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1088076138 = 231031760641
BaseRepresentation
bin100000011011010…
…1011100101101010
32210211101222212020
41000312223211222
54212021414023
6255545125310
735651331432
oct10066534552
92724358766
101088076138
11509210786
12264489836
13144567546
14a47172c2
15657ccde3
hex40dab96a

1088076138 has 16 divisors (see below), whose sum is σ = 2197281216. Its totient is φ = 359170560.

The previous prime is 1088076137. The next prime is 1088076229. The reversal of 1088076138 is 8316708801.

It is a self number, because there is not a number n which added to its sum of digits gives 1088076138.

It is not an unprimeable number, because it can be changed into a prime (1088076137) 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, 879703 + ... + 880938.

It is an arithmetic number, because the mean of its divisors is an integer number (137330076).

Almost surely, 21088076138 is an apocalyptic number.

1088076138 is an abundant number, since it is smaller than the sum of its proper divisors (1109205078).

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

1088076138 is a wasteful number, since it uses less digits than its factorization.

1088076138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1760749.

The product of its (nonzero) digits is 64512, while the sum is 42.

The square root of 1088076138 is about 32985.9991208391. Note that the first 3 decimals coincide. The cubic root of 1088076138 is about 1028.5366273995.

The spelling of 1088076138 in words is "one billion, eighty-eight million, seventy-six thousand, one hundred thirty-eight".

Divisors: 1 2 3 6 103 206 309 618 1760641 3521282 5281923 10563846 181346023 362692046 544038069 1088076138