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190205557341 = 3179354200293
BaseRepresentation
bin1011000100100100100…
…0100111101001011101
3200011221202022110000220
42301021020213221131
511104020110313331
6223213525111553
716512320363412
oct2611110475135
9604852273026
10190205557341
1173736095498
1230a435585b9
1314c230b3687
1492c538a109
154e3366c296
hex2c49227a5d

190205557341 has 8 divisors (see below), whose sum is σ = 255024211680. Its totient is φ = 126095303952.

The previous prime is 190205557313. The next prime is 190205557463. The reversal of 190205557341 is 143755502091.

It is a happy number.

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

It is not a de Polignac number, because 190205557341 - 229 = 189668686429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 190205557293 and 190205557302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190205557301) 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, 177099610 + ... + 177100683.

It is an arithmetic number, because the mean of its divisors is an integer number (31878026460).

Almost surely, 2190205557341 is an apocalyptic number.

It is an amenable number.

190205557341 is a deficient number, since it is larger than the sum of its proper divisors (64818654339).

190205557341 is a wasteful number, since it uses less digits than its factorization.

190205557341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354200475.

The product of its (nonzero) digits is 189000, while the sum is 42.

The spelling of 190205557341 in words is "one hundred ninety billion, two hundred five million, five hundred fifty-seven thousand, three hundred forty-one".

Divisors: 1 3 179 537 354200293 1062600879 63401852447 190205557341