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10254530050 = 2521761197773
BaseRepresentation
bin10011000110011011…
…11011011000000010
3222110122201002201021
421203031323120002
5132000124430200
64413314100054
7512055032032
oct114315733002
928418632637
1010254530050
114392462226
121ba227a62a
13c75657a7b
146d3c9b8c2
154003d941a
hex26337b602

10254530050 has 48 divisors (see below), whose sum is σ = 20526567912. Its totient is φ = 3797222400.

The previous prime is 10254530017. The next prime is 10254530051. The reversal of 10254530050 is 5003545201.

It can be written as a sum of positive squares in 12 ways, for example, as 985269321 + 9269260729 = 31389^2 + 96277^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a junction number, because it is equal to n+sod(n) for n = 10254529997 and 10254530024.

It is not an unprimeable number, because it can be changed into a prime (10254530051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47037 + ... + 150736.

Almost surely, 210254530050 is an apocalyptic number.

10254530050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10254530050 is an abundant number, since it is smaller than the sum of its proper divisors (10272037862).

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

10254530050 is a wasteful number, since it uses less digits than its factorization.

10254530050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197863 (or 197858 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The spelling of 10254530050 in words is "ten billion, two hundred fifty-four million, five hundred thirty thousand, fifty".

Divisors: 1 2 5 10 17 25 34 50 61 85 122 170 305 425 610 850 1037 1525 2074 3050 5185 10370 25925 51850 197773 395546 988865 1977730 3362141 4944325 6724282 9888650 12064153 16810705 24128306 33621410 60320765 84053525 120641530 168107050 205090601 301603825 410181202 603207650 1025453005 2050906010 5127265025 10254530050