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100254312142 = 2151331967921
BaseRepresentation
bin101110101011110011…
…1110110011011001110
3100120202220011201220221
41131113213312123032
53120310100442032
6114020045501554
710146252410215
oct1352747663316
9316686151827
10100254312142
1139576a44626
121751ab718ba
1395b9401aba
144bd0b4007c
15291b721597
hex17579f66ce

100254312142 has 8 divisors (see below), whose sum is σ = 151377372432. Its totient is φ = 49795188000.

The previous prime is 100254312127. The next prime is 100254312161. The reversal of 100254312142 is 241213452001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165983659 + ... + 165984262.

It is an arithmetic number, because the mean of its divisors is an integer number (18922171554).

Almost surely, 2100254312142 is an apocalyptic number.

100254312142 is a deficient number, since it is larger than the sum of its proper divisors (51123060290).

100254312142 is a wasteful number, since it uses less digits than its factorization.

100254312142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331968074.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 100254312142 its reverse (241213452001), we get a palindrome (341467764143).

The spelling of 100254312142 in words is "one hundred billion, two hundred fifty-four million, three hundred twelve thousand, one hundred forty-two".

Divisors: 1 2 151 302 331967921 663935842 50127156071 100254312142