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10070080672 = 253123171033
BaseRepresentation
bin10010110000011100…
…10011110010100000
3221222210122002201211
421120032103302200
5131110420040142
64343124435504
7504355162531
oct113016236240
927883562654
1010070080672
1142a8330723
121b50548b94
13c46386922
146b75a6688
153de102917
hex258393ca0

10070080672 has 72 divisors (see below), whose sum is σ = 20570149908. Its totient is φ = 4852546560.

The previous prime is 10070080667. The next prime is 10070080673. The reversal of 10070080672 is 27608007001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10063299856 + 6780816 = 100316^2 + 2604^2 .

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (10070080673) 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, 9747868 + ... + 9748900.

Almost surely, 210070080672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10070080672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10285074954).

10070080672 is an abundant number, since it is smaller than the sum of its proper divisors (10500069236).

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

10070080672 is a wasteful number, since it uses less digits than its factorization.

10070080672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422 (or 1383 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 31.

Adding to 10070080672 its reverse (27608007001), we get a palindrome (37678087673).

The spelling of 10070080672 in words is "ten billion, seventy million, eighty thousand, six hundred seventy-two".

Divisors: 1 2 4 8 16 31 32 62 124 248 317 496 634 961 992 1033 1268 1922 2066 2536 3844 4132 5072 7688 8264 9827 10144 15376 16528 19654 30752 32023 33056 39308 64046 78616 128092 157232 256184 304637 314464 327461 512368 609274 654922 992713 1024736 1218548 1309844 1985426 2437096 2619688 3970852 4874192 5239376 7941704 9748384 10151291 10478752 15883408 20302582 31766816 40605164 81210328 162420656 314690021 324841312 629380042 1258760084 2517520168 5035040336 10070080672