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10200054254 = 2133782712821
BaseRepresentation
bin10010111111111100…
…00111100111101110
3222022212012102222012
421133332013213232
5131342203214004
64404050321222
7510524013335
oct113776074756
928285172865
1010200054254
114364734805
121b87b89212
13c67293380
146ca95ad1c
153ea72846e
hex25ff879ee

10200054254 has 32 divisors (see below), whose sum is σ = 16944119136. Its totient is φ = 4574586240.

The previous prime is 10200054253. The next prime is 10200054299. The reversal of 10200054254 is 45245000201.

It is a happy number.

10200054254 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×102000542542 (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 (10200054253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 789164 + ... + 801984.

It is an arithmetic number, because the mean of its divisors is an integer number (529503723).

Almost surely, 210200054254 is an apocalyptic number.

10200054254 is a deficient number, since it is larger than the sum of its proper divisors (6744064882).

10200054254 is a wasteful number, since it uses less digits than its factorization.

10200054254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13700.

The product of its (nonzero) digits is 1600, while the sum is 23.

Adding to 10200054254 its reverse (45245000201), we get a palindrome (55445054455).

The spelling of 10200054254 in words is "ten billion, two hundred million, fifty-four thousand, two hundred fifty-four".

Divisors: 1 2 13 26 37 74 481 827 962 1654 10751 12821 21502 25642 30599 61198 166673 333346 397787 474377 795574 948754 6166901 10602967 12333802 21205934 137838571 275677142 392309779 784619558 5100027127 10200054254