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40224202004 = 22723449139109
BaseRepresentation
bin100101011101100011…
…001001110100010100
310211211021221011211102
4211131203021310110
51124334343431004
630251224125232
72622536034650
oct453543116424
9124737834742
1040224202004
1116071571358
127967006818
133a4066177c
141d3828da60
1510a652211e
hex95d8c9d14

40224202004 has 48 divisors (see below), whose sum is σ = 84133728000. Its totient is φ = 16452581376.

The previous prime is 40224202003. The next prime is 40224202009. The reversal of 40224202004 is 40020242204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40224202003) 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, 219602 + ... + 358710.

It is an arithmetic number, because the mean of its divisors is an integer number (1752786000).

Almost surely, 240224202004 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 40224202004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42066864000).

40224202004 is an abundant number, since it is smaller than the sum of its proper divisors (43909525996).

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

40224202004 is a wasteful number, since it uses less digits than its factorization.

40224202004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139592 (or 139590 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 40224202004 its reverse (40020242204), we get a palindrome (80244444208).

The spelling of 40224202004 in words is "forty billion, two hundred twenty-four million, two hundred two thousand, four".

Divisors: 1 2 4 7 14 23 28 46 92 161 322 449 644 898 1796 3143 6286 10327 12572 20654 41308 72289 139109 144578 278218 289156 556436 973763 1947526 3199507 3895052 6399014 12798028 22396549 44793098 62459941 89586196 124919882 249839764 437219587 874439174 1436578643 1748878348 2873157286 5746314572 10056050501 20112101002 40224202004