Search a number
-
+
17960992010 = 2513138161477
BaseRepresentation
bin10000101110100011…
…101111110100001010
31201100201202221010022
4100232203233310022
5243241003221020
612130130220442
71204042625123
oct205643576412
951321687108
1017960992010
11768756a155
123593124722
131903123430
14c2559504a
15701c50625
hex42e8efd0a

17960992010 has 16 divisors (see below), whose sum is σ = 34816692456. Its totient is φ = 6631750848.

The previous prime is 17960991977. The next prime is 17960992013. The reversal of 17960992010 is 1029906971.

It can be written as a sum of positive squares in 4 ways, for example, as 16130778049 + 1830213961 = 127007^2 + 42781^2 .

It is not an unprimeable number, because it can be changed into a prime (17960992013) 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, 69080609 + ... + 69080868.

Almost surely, 217960992010 is an apocalyptic number.

17960992010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

17960992010 is a deficient number, since it is larger than the sum of its proper divisors (16855700446).

17960992010 is a wasteful number, since it uses less digits than its factorization.

17960992010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138161497.

The product of its (nonzero) digits is 61236, while the sum is 44.

The spelling of 17960992010 in words is "seventeen billion, nine hundred sixty million, nine hundred ninety-two thousand, ten".

Divisors: 1 2 5 10 13 26 65 130 138161477 276322954 690807385 1381614770 1796099201 3592198402 8980496005 17960992010