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20152110304 = 254361240089
BaseRepresentation
bin10010110001001010…
…001100110011100000
31221000102202021100201
4102301022030303200
5312232420012204
613131401354544
71312250053114
oct226112146340
957012667321
1020152110304
118601382817
123aa4a98a54
131b92065231
14d9259d744
157ce2b59a4
hex4b128cce0

20152110304 has 48 divisors (see below), whose sum is σ = 41262827760. Its totient is φ = 9680348160.

The previous prime is 20152110299. The next prime is 20152110383. The reversal of 20152110304 is 40301125102.

It is a super-2 number, since 2×201521103042 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36109 + ... + 203980.

It is an arithmetic number, because the mean of its divisors is an integer number (859642245).

Almost surely, 220152110304 is an apocalyptic number.

It is an amenable number.

20152110304 is an abundant number, since it is smaller than the sum of its proper divisors (21110717456).

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

20152110304 is a wasteful number, since it uses less digits than its factorization.

20152110304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240203 (or 240195 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 20152110304 its reverse (40301125102), we get a palindrome (60453235406).

The spelling of 20152110304 in words is "twenty billion, one hundred fifty-two million, one hundred ten thousand, three hundred four".

Divisors: 1 2 4 8 16 32 43 61 86 122 172 244 344 488 688 976 1376 1952 2623 5246 10492 20984 41968 83936 240089 480178 960356 1920712 3841424 7682848 10323827 14645429 20647654 29290858 41295308 58581716 82590616 117163432 165181232 234326864 330362464 468653728 629753447 1259506894 2519013788 5038027576 10076055152 20152110304