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88430080 = 29534543
BaseRepresentation
bin1010100010101…
…01011000000000
320011101201021011
411101111120000
5140114230310
612435210304
72122433434
oct521253000
9204351234
1088430080
1145a09912
1225746994
13154224bb
14ba5c9c4
157b6b78a
hex5455600

88430080 has 40 divisors (see below), whose sum is σ = 212031072. Its totient is φ = 35371008.

The previous prime is 88430063. The next prime is 88430081. The reversal of 88430080 is 8003488.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88430081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14712 + ... + 19831.

Almost surely, 288430080 is an apocalyptic number.

88430080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

88430080 is an abundant number, since it is smaller than the sum of its proper divisors (123600992).

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

88430080 is an equidigital number, since it uses as much as digits as its factorization.

88430080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34566 (or 34550 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 88430080 is about 9403.7269207480. The cubic root of 88430080 is about 445.5194539974.

The spelling of 88430080 in words is "eighty-eight million, four hundred thirty thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1280 2560 34543 69086 138172 172715 276344 345430 552688 690860 1105376 1381720 2210752 2763440 4421504 5526880 8843008 11053760 17686016 22107520 44215040 88430080