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195008328 = 233217915131
BaseRepresentation
bin10111001111110…
…01011101001000
3111120221110010200
423213321131020
5344410231303
631203412200
74555354254
oct1347713510
9446843120
10195008328
11a0093709
1255384060
133152a258
141bc83264
15121c03a3
hexb9f9748

195008328 has 48 divisors (see below), whose sum is σ = 531133200. Its totient is φ = 64635360.

The previous prime is 195008327. The next prime is 195008339. The reversal of 195008328 is 823800591.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 195008292 and 195008301.

It is not an unprimeable number, because it can be changed into a prime (195008327) 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, 5323 + ... + 20453.

It is an arithmetic number, because the mean of its divisors is an integer number (11065275).

Almost surely, 2195008328 is an apocalyptic number.

195008328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195008328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265566600).

195008328 is an abundant number, since it is smaller than the sum of its proper divisors (336124872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195008328 is a wasteful number, since it uses less digits than its factorization.

195008328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15322 (or 15315 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 195008328 is about 13964.5382308188. The cubic root of 195008328 is about 579.8972548877.

The spelling of 195008328 in words is "one hundred ninety-five million, eight thousand, three hundred twenty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 179 358 537 716 1074 1432 1611 2148 3222 4296 6444 12888 15131 30262 45393 60524 90786 121048 136179 181572 272358 363144 544716 1089432 2708449 5416898 8125347 10833796 16250694 21667592 24376041 32501388 48752082 65002776 97504164 195008328