Search a number
-
+
10007769487 = 121716674933
BaseRepresentation
bin10010101001000001…
…00111000110001111
3221211110101100212011
421110200213012033
5130443442110422
64333021122051
7503000431342
oct112440470617
927743340764
1010007769487
114276141381
121b336b9327
13c364aa9c1
146ad1c6459
153d88e5077
hex25482718f

10007769487 has 8 divisors (see below), whose sum is σ = 10024032816. Its totient is φ = 9991521792.

The previous prime is 10007769481. The next prime is 10007769493. The reversal of 10007769487 is 78496770001.

It is an interprime number because it is at equal distance from previous prime (10007769481) and next prime (10007769493).

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 10007769487 - 227 = 9873551759 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10007769487.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10007769481) 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, 2026273 + ... + 2031205.

It is an arithmetic number, because the mean of its divisors is an integer number (1253004102).

Almost surely, 210007769487 is an apocalyptic number.

10007769487 is a deficient number, since it is larger than the sum of its proper divisors (16263329).

10007769487 is a wasteful number, since it uses less digits than its factorization.

10007769487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7817.

The product of its (nonzero) digits is 592704, while the sum is 49.

The spelling of 10007769487 in words is "ten billion, seven million, seven hundred sixty-nine thousand, four hundred eighty-seven".

Divisors: 1 1217 1667 4933 2028739 6003461 8223311 10007769487