Search a number
-
+
10240023250 = 253299714561
BaseRepresentation
bin10011000100101101…
…00101101011010010
3222102122102002010101
421202112211223102
5131432421221000
64412035123014
7511520522122
oct114226455322
928378362111
1010240023250
114385254036
121b9944346a
13c72648a72
146d1da2c82
153edec0e6a
hex2625a5ad2

10240023250 has 64 divisors (see below), whose sum is σ = 20036147040. Its totient is φ = 3913728000.

The previous prime is 10240023247. The next prime is 10240023251. The reversal of 10240023250 is 5232004201.

It is a Cunningham number, because it is equal to 1011932+1.

It can be written as a sum of positive squares in 16 ways, for example, as 1 + 10240023249 = 1^2 + 101193^2 .

It is not an unprimeable number, because it can be changed into a prime (10240023251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 695970 + ... + 710530.

Almost surely, 210240023250 is an apocalyptic number.

10240023250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10240023250 is a deficient number, since it is larger than the sum of its proper divisors (9796123790).

10240023250 is a wasteful number, since it uses less digits than its factorization.

10240023250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14704 (or 14694 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

Adding to 10240023250 its reverse (5232004201), we get a palindrome (15472027451).

The spelling of 10240023250 in words is "ten billion, two hundred forty million, twenty-three thousand, two hundred fifty".

Divisors: 1 2 5 10 25 29 50 58 97 125 145 194 250 290 485 725 970 1450 2425 2813 3625 4850 5626 7250 12125 14065 14561 24250 28130 29122 70325 72805 140650 145610 351625 364025 422269 703250 728050 844538 1412417 1820125 2111345 2824834 3640250 4222690 7062085 10556725 14124170 21113450 35310425 40960093 52783625 70620850 81920186 105567250 176552125 204800465 353104250 409600930 1024002325 2048004650 5120011625 10240023250