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10072495389 = 311305227133
BaseRepresentation
bin10010110000101111…
…00001010100011101
3221222222011210002210
421120113201110131
5131112024323024
64343252311033
7504414540525
oct113027412435
927888153083
1010072495389
1142a972a960
121b51312479
13c46a20a58
146b7a34685
153de42d129
hex2585e151d

10072495389 has 8 divisors (see below), whose sum is σ = 14650902432. Its totient is φ = 6104542640.

The previous prime is 10072495369. The next prime is 10072495453. The reversal of 10072495389 is 98359427001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10072495389 - 29 = 10072494877 is a prime.

It is a super-2 number, since 2×100724953892 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10072495319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152613534 + ... + 152613599.

It is an arithmetic number, because the mean of its divisors is an integer number (1831362804).

Almost surely, 210072495389 is an apocalyptic number.

It is an amenable number.

10072495389 is a deficient number, since it is larger than the sum of its proper divisors (4578407043).

10072495389 is a wasteful number, since it uses less digits than its factorization.

10072495389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305227147.

The product of its (nonzero) digits is 544320, while the sum is 48.

The spelling of 10072495389 in words is "ten billion, seventy-two million, four hundred ninety-five thousand, three hundred eighty-nine".

Divisors: 1 3 11 33 305227133 915681399 3357498463 10072495389