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190339370 = 25131464149
BaseRepresentation
bin10110101100001…
…01100100101010
3111021011020112022
423112011210222
5342211324440
630515344442
74500600164
oct1326054452
9437136468
10190339370
1198494871
12538b2122
1330584060
141b3c9934
1511a9bcb5
hexb58592a

190339370 has 16 divisors (see below), whose sum is σ = 368965800. Its totient is φ = 70279104.

The previous prime is 190339367. The next prime is 190339379. The reversal of 190339370 is 73933091.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 176597521 + 13741849 = 13289^2 + 3707^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 190339370.

It is not an unprimeable number, because it can be changed into a prime (190339379) 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 7 ways as a sum of consecutive naturals, for example, 731945 + ... + 732204.

Almost surely, 2190339370 is an apocalyptic number.

190339370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

190339370 is a deficient number, since it is larger than the sum of its proper divisors (178626430).

190339370 is a wasteful number, since it uses less digits than its factorization.

190339370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464169.

The product of its (nonzero) digits is 15309, while the sum is 35.

The square root of 190339370 is about 13796.3535037342. The cubic root of 190339370 is about 575.2317855705.

The spelling of 190339370 in words is "one hundred ninety million, three hundred thirty-nine thousand, three hundred seventy".

Divisors: 1 2 5 10 13 26 65 130 1464149 2928298 7320745 14641490 19033937 38067874 95169685 190339370