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75044116 = 22743157397
BaseRepresentation
bin1000111100100…
…01010100010100
312020012122011201
410132101110110
5123202402431
611240242244
71600602340
oct436212424
9166178151
1075044116
11393a6834
1221170384
1312716704
149d76620
1568c5461
hex4791514

75044116 has 48 divisors (see below), whose sum is σ = 154946176. Its totient is φ = 31135104.

The previous prime is 75044107. The next prime is 75044117. The reversal of 75044116 is 61144057.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75044117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188830 + ... + 189226.

Almost surely, 275044116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75044116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77473088).

75044116 is an abundant number, since it is smaller than the sum of its proper divisors (79902060).

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

75044116 is a wasteful number, since it uses less digits than its factorization.

75044116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608 (or 606 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 75044116 is about 8662.8007018516. The cubic root of 75044116 is about 421.7990028337.

The spelling of 75044116 in words is "seventy-five million, forty-four thousand, one hundred sixteen".

Divisors: 1 2 4 7 14 28 43 86 157 172 301 314 397 602 628 794 1099 1204 1588 2198 2779 4396 5558 6751 11116 13502 17071 27004 34142 47257 62329 68284 94514 119497 124658 189028 238994 249316 436303 477988 872606 1745212 2680147 5360294 10720588 18761029 37522058 75044116