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152504221430 = 251119159745691
BaseRepresentation
bin1000111000000111110…
…1011011111011110110
3112120122021121010212102
42032001331123323312
54444312040041210
6154020502422102
714006124331241
oct2160175337366
9476567533772
10152504221430
1159749725840
1225681431932
13114c53291a2
14754a1c0258
153e78890ea5
hex2381f5bef6

152504221430 has 64 divisors (see below), whose sum is σ = 315428325120. Its totient is φ = 52503292800.

The previous prime is 152504221393. The next prime is 152504221433. The reversal of 152504221430 is 34122405251.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 152504221393 and 152504221402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152504221433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3314885 + ... + 3360575.

It is an arithmetic number, because the mean of its divisors is an integer number (4928567580).

Almost surely, 2152504221430 is an apocalyptic number.

152504221430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

152504221430 is an abundant number, since it is smaller than the sum of its proper divisors (162924103690).

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

152504221430 is a wasteful number, since it uses less digits than its factorization.

152504221430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47325.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 152504221430 its reverse (34122405251), we get a palindrome (186626626681).

The spelling of 152504221430 in words is "one hundred fifty-two billion, five hundred four million, two hundred twenty-one thousand, four hundred thirty".

Divisors: 1 2 5 10 11 19 22 38 55 95 110 190 209 418 1045 1597 2090 3194 7985 15970 17567 30343 35134 45691 60686 87835 91382 151715 175670 228455 303430 333773 456910 502601 667546 868129 1005202 1668865 1736258 2513005 3337730 4340645 5026010 8681290 9549419 19098838 47747095 72968527 95494190 145937054 364842635 729685270 802653797 1386402013 1605307594 2772804026 4013268985 6932010065 8026537970 13864020130 15250422143 30500844286 76252110715 152504221430