Search a number
-
+
10254011620 = 2254797112459
BaseRepresentation
bin10011000110010111…
…11100110011100100
3222110121201202120011
421203023330303210
5132000011332440
64413255020004
7512050442416
oct114313746344
928417652504
1010254011620
114392138776
121ba206a604
13c75505ac8
146d3ba49b6
154003359ea
hex2632fcce4

10254011620 has 48 divisors (see below), whose sum is σ = 22218497280. Its totient is φ = 3972916224.

The previous prime is 10254011591. The next prime is 10254011671. The reversal of 10254011620 is 2611045201.

It is a junction number, because it is equal to n+sod(n) for n = 10254011591 and 10254011600.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34951 + ... + 147409.

It is an arithmetic number, because the mean of its divisors is an integer number (462885360).

Almost surely, 210254011620 is an apocalyptic number.

10254011620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10254011620 is an abundant number, since it is smaller than the sum of its proper divisors (11964485660).

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

10254011620 is a wasteful number, since it uses less digits than its factorization.

10254011620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112612 (or 112610 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 10254011620 its reverse (2611045201), we get a palindrome (12865056821).

The spelling of 10254011620 in words is "ten billion, two hundred fifty-four million, eleven thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 47 94 97 188 194 235 388 470 485 940 970 1940 4559 9118 18236 22795 45590 91180 112459 224918 449836 562295 1124590 2249180 5285573 10571146 10908523 21142292 21817046 26427865 43634092 52855730 54542615 105711460 109085230 218170460 512700581 1025401162 2050802324 2563502905 5127005810 10254011620