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75800230 = 2511689093
BaseRepresentation
bin1001000010010…
…01111010100110
312021122001100221
410201021322212
5123401101410
611304354554
71610201632
oct441117246
9167561327
1075800230
1139872920
1221475a5a
131291c90c
14a0d1dc2
1569c44da
hex4849ea6

75800230 has 16 divisors (see below), whose sum is σ = 148844304. Its totient is φ = 27563680.

The previous prime is 75800227. The next prime is 75800251. The reversal of 75800230 is 3200857.

It is a junction number, because it is equal to n+sod(n) for n = 75800195 and 75800204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344437 + ... + 344656.

It is an arithmetic number, because the mean of its divisors is an integer number (9302769).

Almost surely, 275800230 is an apocalyptic number.

75800230 is a deficient number, since it is larger than the sum of its proper divisors (73044074).

75800230 is a wasteful number, since it uses less digits than its factorization.

75800230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689111.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 75800230 is about 8706.3327526577. The cubic root of 75800230 is about 423.2108965918.

The spelling of 75800230 in words is "seventy-five million, eight hundred thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 689093 1378186 3445465 6890930 7580023 15160046 37900115 75800230