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40101223302 = 23273771121151
BaseRepresentation
bin100101010110001110…
…000001101110000110
310211111201112012202200
4211112032001232012
51124111403121202
630231112215330
72616513526320
oct452616015606
9124451465680
1040101223302
1116009105668
12793199a546
133a21033aca
141d25bda610
15109a82de1c
hex956381b86

40101223302 has 96 divisors (see below), whose sum is σ = 103419224064. Its totient is φ = 10990728000.

The previous prime is 40101223289. The next prime is 40101223303. The reversal of 40101223302 is 20332210104.

40101223302 is a `hidden beast` number, since 40 + 101 + 223 + 302 = 666.

It is a super-2 number, since 2×401012233022 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40101223303) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 270427 + ... + 391577.

It is an arithmetic number, because the mean of its divisors is an integer number (1077283584).

Almost surely, 240101223302 is an apocalyptic number.

40101223302 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 40101223302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51709612032).

40101223302 is an abundant number, since it is smaller than the sum of its proper divisors (63318000762).

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

40101223302 is a wasteful number, since it uses less digits than its factorization.

40101223302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121274 (or 121271 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 40101223302 its reverse (20332210104), we get a palindrome (60433433406).

The spelling of 40101223302 in words is "forty billion, one hundred one million, two hundred twenty-three thousand, three hundred two".

Divisors: 1 2 3 6 7 9 14 18 21 37 42 63 71 74 111 126 142 213 222 259 333 426 497 518 639 666 777 994 1278 1491 1554 2331 2627 2982 4473 4662 5254 7881 8946 15762 18389 23643 36778 47286 55167 110334 121151 165501 242302 331002 363453 726906 848057 1090359 1696114 2180718 2544171 4482587 5088342 7632513 8601721 8965174 13447761 15265026 17203442 25805163 26895522 31378109 40343283 51610326 60212047 62756218 77415489 80686566 94134327 120424094 154830978 180636141 188268654 282402981 318263677 361272282 541908423 564805962 636527354 954791031 1083816846 1909582062 2227845739 2864373093 4455691478 5728746186 6683537217 13367074434 20050611651 40101223302