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10031630050 = 2521315433277
BaseRepresentation
bin10010101011110111…
…01000011011100010
3221220010021121101201
421111323220123202
5131021044130200
64335232351414
7503410306561
oct112573503342
927803247351
1010031630050
114288659152
121b3b6a556a
13c3b413390
146b2437bd8
153daa59c6a
hex255ee86e2

10031630050 has 24 divisors (see below), whose sum is σ = 20094127956. Its totient is φ = 3703986240.

The previous prime is 10031630041. The next prime is 10031630053. The reversal of 10031630050 is 5003613001.

It can be written as a sum of positive squares in 6 ways, for example, as 2628920529 + 7402709521 = 51273^2 + 86039^2 .

It is not an unprimeable number, because it can be changed into a prime (10031630053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7715989 + ... + 7717288.

Almost surely, 210031630050 is an apocalyptic number.

10031630050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10031630050 is an abundant number, since it is smaller than the sum of its proper divisors (10062497906).

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

10031630050 is a wasteful number, since it uses less digits than its factorization.

10031630050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15433302 (or 15433297 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 19.

The spelling of 10031630050 in words is "ten billion, thirty-one million, six hundred thirty thousand, fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 325 650 15433277 30866554 77166385 154332770 200632601 385831925 401265202 771663850 1003163005 2006326010 5015815025 10031630050