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88000001 = 1923349577
BaseRepresentation
bin1010011111011…
…00011000000001
320010120212022022
411033230120001
5140012000001
612422051225
72115662525
oct517543001
9203525268
1088000001
1145745781
1225579b15
131530180b
14b989d85
157ad411b
hex53ec601

88000001 has 16 divisors (see below), whose sum is σ = 97104000. Its totient is φ = 79377408.

The previous prime is 87999997. The next prime is 88000009. The reversal of 88000001 is 10000088.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 88000001 - 22 = 87999997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88000009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152225 + ... + 152801.

It is an arithmetic number, because the mean of its divisors is an integer number (6069000).

Almost surely, 288000001 is an apocalyptic number.

It is an amenable number.

88000001 is a deficient number, since it is larger than the sum of its proper divisors (9103999).

88000001 is a wasteful number, since it uses less digits than its factorization.

88000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 88000001 is about 9380.8315729470. The cubic root of 88000001 is about 444.7960197987.

Adding to 88000001 its reverse (10000088), we get a palindrome (98000089).

The spelling of 88000001 in words is "eighty-eight million, one", and thus it is an aban number and an uban number.

Divisors: 1 19 23 349 437 577 6631 8027 10963 13271 152513 201373 252149 3826087 4631579 88000001