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10261231672 = 2331712373271
BaseRepresentation
bin10011000111001110…
…11111100000111000
3222111010022120121111
421203213133200320
5132003333403142
64414113450104
7512166013216
oct114347374070
928433276544
1010261231672
11439621a25a
121ba4570934
13c76b63223
146d4b23cb6
15400caee17
hex2639df838

10261231672 has 32 divisors (see below), whose sum is σ = 19322010720. Its totient is φ = 5108734080.

The previous prime is 10261231597. The next prime is 10261231699. The reversal of 10261231672 is 27613216201.

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, 3135397 + ... + 3138667.

It is an arithmetic number, because the mean of its divisors is an integer number (603812835).

Almost surely, 210261231672 is an apocalyptic number.

It is an amenable number.

10261231672 is a deficient number, since it is larger than the sum of its proper divisors (9060779048).

10261231672 is a wasteful number, since it uses less digits than its factorization.

10261231672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4831 (or 4827 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

Adding to 10261231672 its reverse (27613216201), we get a palindrome (37874447873).

The spelling of 10261231672 in words is "ten billion, two hundred sixty-one million, two hundred thirty-one thousand, six hundred seventy-two".

Divisors: 1 2 4 8 317 634 1237 1268 2474 2536 3271 4948 6542 9896 13084 26168 392129 784258 1036907 1568516 2073814 3137032 4046227 4147628 8092454 8295256 16184908 32369816 1282653959 2565307918 5130615836 10261231672