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10231210254 = 2310211670129
BaseRepresentation
bin10011000011101001…
…11110000100001110
3222102000211022222010
421201310332010032
5131423142212004
64411122202050
7511352565216
oct114164760416
928360738863
1010231210254
114380284771
121b964b3326
13c70881585
146d0b4b246
153ed32ea89
hex261d3e10e

10231210254 has 16 divisors (see below), whose sum is σ = 20482474320. Its totient is φ = 3407061120.

The previous prime is 10231210201. The next prime is 10231210261. The reversal of 10231210254 is 45201213201.

It is a self number, because there is not a number n which added to its sum of digits gives 10231210254.

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, 828939 + ... + 841190.

It is an arithmetic number, because the mean of its divisors is an integer number (1280154645).

Almost surely, 210231210254 is an apocalyptic number.

10231210254 is an abundant number, since it is smaller than the sum of its proper divisors (10251264066).

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

10231210254 is a wasteful number, since it uses less digits than its factorization.

10231210254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671155.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 10231210254 its reverse (45201213201), we get a palindrome (55432423455).

The spelling of 10231210254 in words is "ten billion, two hundred thirty-one million, two hundred ten thousand, two hundred fifty-four".

Divisors: 1 2 3 6 1021 2042 3063 6126 1670129 3340258 5010387 10020774 1705201709 3410403418 5115605127 10231210254