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10208387010 = 235340279567
BaseRepresentation
bin10011000000111011…
…11001111111000010
3222100102212210100210
421200131321333002
5131401321341020
64404545054550
7510654600153
oct114035717702
928312783323
1010208387010
114369406288
121b8a927456
13c68c200b3
146cbac992a
153eb3223e0
hex260779fc2

10208387010 has 16 divisors (see below), whose sum is σ = 24500128896. Its totient is φ = 2722236528.

The previous prime is 10208387003. The next prime is 10208387011. The reversal of 10208387010 is 1078380201.

It is a happy number.

It is a super-2 number, since 2×102083870102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 340279567 = 10208387010 / (1 + 0 + 2 + 0 + 8 + 3 + 8 + 7 + 0 + 1 + 0).

It is not an unprimeable number, because it can be changed into a prime (10208387011) 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, 170139754 + ... + 170139813.

It is an arithmetic number, because the mean of its divisors is an integer number (1531258056).

Almost surely, 210208387010 is an apocalyptic number.

10208387010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10208387010 is an abundant number, since it is smaller than the sum of its proper divisors (14291741886).

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

10208387010 is a wasteful number, since it uses less digits than its factorization.

10208387010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340279577.

The product of its (nonzero) digits is 2688, while the sum is 30.

The spelling of 10208387010 in words is "ten billion, two hundred eight million, three hundred eighty-seven thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 340279567 680559134 1020838701 1701397835 2041677402 3402795670 5104193505 10208387010