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88078080 = 283522937
BaseRepresentation
bin1010011111111…
…11011100000000
320010201211102010
411033333130000
5140021444310
612423452520
72116436256
oct517773400
9203654363
1088078080
1145799402
12255b7140
131532b20c
14b9aa5d6
157aec320
hex53ff700

88078080 has 72 divisors (see below), whose sum is σ = 281311632. Its totient is φ = 23486464.

The previous prime is 88078079. The next prime is 88078121. The reversal of 88078080 is 8087088.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7629 + ... + 15308.

It is an arithmetic number, because the mean of its divisors is an integer number (3907106).

Almost surely, 288078080 is an apocalyptic number.

88078080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

88078080 is an abundant number, since it is smaller than the sum of its proper divisors (193233552).

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

88078080 is a wasteful number, since it uses less digits than its factorization.

88078080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22961 (or 22947 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 39.

The square root of 88078080 is about 9384.9922749036. The cubic root of 88078080 is about 444.9275310176.

The spelling of 88078080 in words is "eighty-eight million, seventy-eight thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 640 768 960 1280 1920 3840 22937 45874 68811 91748 114685 137622 183496 229370 275244 344055 366992 458740 550488 688110 733984 917480 1100976 1376220 1467968 1834960 2201952 2752440 2935936 3669920 4403904 5504880 5871872 7339840 8807808 11009760 14679680 17615616 22019520 29359360 44039040 88078080