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74948060 = 225111013373
BaseRepresentation
bin1000111011110…
…01110111011100
312020000202102002
410131321313130
5123141314220
611234221432
71600022315
oct435716734
9166022362
1074948060
1139340650
1221124878
13126b1a85
149d4d60c
1568a6c75
hex4779ddc

74948060 has 48 divisors (see below), whose sum is σ = 173450592. Its totient is φ = 26976000.

The previous prime is 74948021. The next prime is 74948063. The reversal of 74948060 is 6084947.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74948063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20534 + ... + 23906.

It is an arithmetic number, because the mean of its divisors is an integer number (3613554).

Almost surely, 274948060 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 74948060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86725296).

74948060 is an abundant number, since it is smaller than the sum of its proper divisors (98502532).

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

74948060 is a wasteful number, since it uses less digits than its factorization.

74948060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3494 (or 3492 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 74948060 is about 8657.2547611815. The cubic root of 74948060 is about 421.6189592968.

The spelling of 74948060 in words is "seventy-four million, nine hundred forty-eight thousand, sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 101 110 202 220 404 505 1010 1111 2020 2222 3373 4444 5555 6746 11110 13492 16865 22220 33730 37103 67460 74206 148412 185515 340673 371030 681346 742060 1362692 1703365 3406730 3747403 6813460 7494806 14989612 18737015 37474030 74948060