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198941101 = 10311931619
BaseRepresentation
bin10111101101110…
…01100110101101
3111212100020212221
423312321212231
5401412103401
631423555341
74633654132
oct1366714655
9455306787
10198941101
11a232a437
125675bb51
13322a6338
141c5c8589
15126ea7a1
hexbdb99ad

198941101 has 8 divisors (see below), whose sum is σ = 201165120. Its totient is φ = 196722912.

The previous prime is 198941087. The next prime is 198941107. The reversal of 198941101 is 101149891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 198941101 - 211 = 198939053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198941107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122070 + ... + 123688.

It is an arithmetic number, because the mean of its divisors is an integer number (25145640).

Almost surely, 2198941101 is an apocalyptic number.

It is an amenable number.

198941101 is a deficient number, since it is larger than the sum of its proper divisors (2224019).

198941101 is a wasteful number, since it uses less digits than its factorization.

198941101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2915.

The product of its (nonzero) digits is 2592, while the sum is 34.

The square root of 198941101 is about 14104.6482054676. The cubic root of 198941101 is about 583.7696409992.

The spelling of 198941101 in words is "one hundred ninety-eight million, nine hundred forty-one thousand, one hundred one".

Divisors: 1 103 1193 1619 122879 166757 1931467 198941101