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88953081 = 372605123
BaseRepresentation
bin1010100110101…
…01000011111001
320012101021200120
411103111003321
5140232444311
612454323453
72130042300
oct523250371
9205337616
1088953081
1146236848
1225959589
1315576579
14bb57437
157c21706
hex54d50f9

88953081 has 12 divisors (see below), whose sum is σ = 137968272. Its totient is φ = 50830248.

The previous prime is 88953077. The next prime is 88953083. The reversal of 88953081 is 18035988.

It is not a de Polignac number, because 88953081 - 22 = 88953077 is a prime.

It is a super-2 number, since 2×889530812 = 15825301238785122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (88953083) 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, 302415 + ... + 302708.

It is an arithmetic number, because the mean of its divisors is an integer number (11497356).

Almost surely, 288953081 is an apocalyptic number.

It is an amenable number.

88953081 is a deficient number, since it is larger than the sum of its proper divisors (49015191).

88953081 is a wasteful number, since it uses less digits than its factorization.

88953081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605140 (or 605133 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 42.

The square root of 88953081 is about 9431.4941022088. The cubic root of 88953081 is about 446.3960383235.

The spelling of 88953081 in words is "eighty-eight million, nine hundred fifty-three thousand, eighty-one".

Divisors: 1 3 7 21 49 147 605123 1815369 4235861 12707583 29651027 88953081