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10415123001 = 322416947881
BaseRepresentation
bin10011011001100101…
…00010101000111001
3222212211220001211100
421230302202220321
5132312232414001
64441252122013
7516045041043
oct115462425071
928784801740
1010415123001
11446507a078
122028006309
13c9c9c539a
1470b342a93
1540e55c586
hex26cca2a39

10415123001 has 12 divisors (see below), whose sum is σ = 15045003220. Its totient is φ = 6942983040.

The previous prime is 10415122957. The next prime is 10415123023. The reversal of 10415123001 is 10032151401.

It can be written as a sum of positive squares in 2 ways, for example, as 9836672400 + 578450601 = 99180^2 + 24051^2 .

It is not a de Polignac number, because 10415123001 - 221 = 10413025849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10415123071) 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, 193581 + ... + 241461.

Almost surely, 210415123001 is an apocalyptic number.

It is an amenable number.

10415123001 is a deficient number, since it is larger than the sum of its proper divisors (4629880219).

10415123001 is a wasteful number, since it uses less digits than its factorization.

10415123001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72056 (or 72053 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 10415123001 its reverse (10032151401), we get a palindrome (20447274402).

The spelling of 10415123001 in words is "ten billion, four hundred fifteen million, one hundred twenty-three thousand, one".

Divisors: 1 3 9 24169 47881 72507 143643 217521 430929 1157235889 3471707667 10415123001