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95001221 = 713571603
BaseRepresentation
bin1011010100110…
…01101010000101
320121202120011202
411222121222011
5143310014341
613232112245
72232332330
oct552315205
9217676152
1095001221
1149697907
1227995685
13168b3453
14c88d617
15851879b
hex5a99a85

95001221 has 4 divisors (see below), whose sum is σ = 108572832. Its totient is φ = 81429612.

The previous prime is 95001211. The next prime is 95001259. The reversal of 95001221 is 12210059.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 95001221 - 26 = 95001157 is a prime.

It is a Duffinian number.

95001221 is a modest number, since divided by 1221 gives 95 as remainder.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 95001193 and 95001202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (95001211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6785795 + ... + 6785808.

It is an arithmetic number, because the mean of its divisors is an integer number (27143208).

Almost surely, 295001221 is an apocalyptic number.

It is an amenable number.

95001221 is a deficient number, since it is larger than the sum of its proper divisors (13571611).

95001221 is a wasteful number, since it uses less digits than its factorization.

95001221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13571610.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 95001221 is about 9746.8569805861. The cubic root of 95001221 is about 456.2922183739.

The spelling of 95001221 in words is "ninety-five million, one thousand, two hundred twenty-one".

Divisors: 1 7 13571603 95001221