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98000001 = 32111636073
BaseRepresentation
bin1011101011101…
…01110010000001
320211101220201200
411311311302001
5200042000001
613420251413
72266662201
oct565656201
9224356650
1098000001
1150355940
12289a0b69
13173c3388
14d030401
15890c086
hex5d75c81

98000001 has 24 divisors (see below), whose sum is σ = 155397216. Its totient is φ = 59019840.

The previous prime is 97999949. The next prime is 98000027. The reversal of 98000001 is 10000089.

It is not a de Polignac number, because 98000001 - 214 = 97983617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98000051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13101 + ... + 19173.

It is an arithmetic number, because the mean of its divisors is an integer number (6474884).

Almost surely, 298000001 is an apocalyptic number.

It is an amenable number.

98000001 is a deficient number, since it is larger than the sum of its proper divisors (57397215).

98000001 is a wasteful number, since it uses less digits than its factorization.

98000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6253 (or 6250 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 98000001 is about 9899.4949871193. The cubic root of 98000001 is about 461.0436307740.

The spelling of 98000001 in words is "ninety-eight million, one", and thus it is an aban number and an uban number.

Divisors: 1 3 9 11 33 99 163 489 1467 1793 5379 6073 16137 18219 54657 66803 200409 601227 989899 2969697 8909091 10888889 32666667 98000001