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40294060 = 22519107991
BaseRepresentation
bin1001100110110…
…1011010101100
32210211011001121
42121231122230
540303402220
63555350324
7666331252
oct231553254
983734047
1040294060
1120821584
12115b23a4
13846a651
1454cc5d2
15380deaa
hex266d6ac

40294060 has 48 divisors (see below), whose sum is σ = 89994240. Its totient is φ = 15111360.

The previous prime is 40294049. The next prime is 40294061. The reversal of 40294060 is 6049204.

It is a super-2 number, since 2×402940602 = 3247222542567200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40294061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40165 + ... + 41155.

It is an arithmetic number, because the mean of its divisors is an integer number (1874880).

Almost surely, 240294060 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 40294060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44997120).

40294060 is an abundant number, since it is smaller than the sum of its proper divisors (49700180).

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

40294060 is a wasteful number, since it uses less digits than its factorization.

40294060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126 (or 1124 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 40294060 is about 6347.7602349175. The cubic root of 40294060 is about 342.8312032293.

The spelling of 40294060 in words is "forty million, two hundred ninety-four thousand, sixty".

Divisors: 1 2 4 5 10 19 20 38 76 95 107 190 214 380 428 535 991 1070 1982 2033 2140 3964 4066 4955 8132 9910 10165 18829 19820 20330 37658 40660 75316 94145 106037 188290 212074 376580 424148 530185 1060370 2014703 2120740 4029406 8058812 10073515 20147030 40294060