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98145953 = 401244753
BaseRepresentation
bin1011101100110…
…01011010100001
320211200022221022
411312121122201
5200111132303
613423335225
72301140543
oct566313241
9224608838
1098145953
1150445564
1228a51515
1317444939
14d06b693
15893a438
hex5d996a1

98145953 has 4 divisors (see below), whose sum is σ = 98391108. Its totient is φ = 97900800.

The previous prime is 98145893. The next prime is 98145967. The reversal of 98145953 is 35954189.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76177984 + 21967969 = 8728^2 + 4687^2 .

It is a cyclic number.

It is not a de Polignac number, because 98145953 - 210 = 98144929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98145973) 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, 121976 + ... + 122777.

It is an arithmetic number, because the mean of its divisors is an integer number (24597777).

Almost surely, 298145953 is an apocalyptic number.

It is an amenable number.

98145953 is a deficient number, since it is larger than the sum of its proper divisors (245155).

98145953 is a wasteful number, since it uses less digits than its factorization.

98145953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245154.

The product of its digits is 194400, while the sum is 44.

The square root of 98145953 is about 9906.8639336573. The cubic root of 98145953 is about 461.2723956096.

The spelling of 98145953 in words is "ninety-eight million, one hundred forty-five thousand, nine hundred fifty-three".

Divisors: 1 401 244753 98145953