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10100145455 = 56156958199
BaseRepresentation
bin10010110100000001…
…11111110100101111
3222001220012112212022
421122000333310233
5131141114123310
64350121100355
7505201551131
oct113200776457
928056175768
1010100145455
1143132a5854
121b5a6276bb
13c4c68223a
146bb591051
153e1a90a55
hex25a03fd2f

10100145455 has 16 divisors (see below), whose sum is σ = 12340728000. Its totient is φ = 7933551360.

The previous prime is 10100145449. The next prime is 10100145487. The reversal of 10100145455 is 55454100101.

It is not a de Polignac number, because 10100145455 - 28 = 10100145199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144446 + ... + 202644.

It is an arithmetic number, because the mean of its divisors is an integer number (771295500).

Almost surely, 210100145455 is an apocalyptic number.

10100145455 is a deficient number, since it is larger than the sum of its proper divisors (2240582545).

10100145455 is an equidigital number, since it uses as much as digits as its factorization.

10100145455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58834.

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 10100145455 its reverse (55454100101), we get a palindrome (65554245556).

The spelling of 10100145455 in words is "ten billion, one hundred million, one hundred forty-five thousand, four hundred fifty-five".

Divisors: 1 5 61 305 569 2845 34709 58199 173545 290995 3550139 17750695 33115231 165576155 2020029091 10100145455