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190808074150 = 2526949549167
BaseRepresentation
bin1011000110110100001…
…1000010011110100110
3200020111202001110201021
42301231003002132212
511111233331333100
6223353411121354
716533254604241
oct2615503023646
9606452043637
10190808074150
1173a15202271
1230b912a325a
1314cbab809b5
1493413ca258
154e6b4d5a1a
hex2c6d0c27a6

190808074150 has 24 divisors (see below), whose sum is σ = 354954736800. Its totient is φ = 76312107360.

The previous prime is 190808074091. The next prime is 190808074151. The reversal of 190808074150 is 51470808091.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 190808074097 and 190808074106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190808074151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72867 + ... + 622033.

It is an arithmetic number, because the mean of its divisors is an integer number (14789780700).

Almost surely, 2190808074150 is an apocalyptic number.

190808074150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

190808074150 is a deficient number, since it is larger than the sum of its proper divisors (164146662650).

190808074150 is a wasteful number, since it uses less digits than its factorization.

190808074150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556128 (or 556123 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 43.

The spelling of 190808074150 in words is "one hundred ninety billion, eight hundred eight million, seventy-four thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 6949 13898 34745 69490 173725 347450 549167 1098334 2745835 5491670 13729175 27458350 3816161483 7632322966 19080807415 38161614830 95404037075 190808074150