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1050420054 = 23199214211
BaseRepresentation
bin111110100111000…
…010001101010110
32201012112212102110
4332213002031112
54122401420204
6252122051450
735013265065
oct7647021526
92635485373
101050420054
11499a31152
12253949b86
13139811838
149d7141dc
1562340889
hex3e9c2356

1050420054 has 16 divisors (see below), whose sum is σ = 2211410880. Its totient is φ = 331711560.

The previous prime is 1050420053. The next prime is 1050420067. The reversal of 1050420054 is 4500240501.

It is a super-2 number, since 2×10504200542 = 2206764579690725832, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1050420054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1050420053) 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, 4606992 + ... + 4607219.

It is an arithmetic number, because the mean of its divisors is an integer number (138213180).

Almost surely, 21050420054 is an apocalyptic number.

1050420054 is an abundant number, since it is smaller than the sum of its proper divisors (1160990826).

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

1050420054 is a wasteful number, since it uses less digits than its factorization.

1050420054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9214235.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 1050420054 is about 32410.1844178647. The cubic root of 1050420054 is about 1016.5318756831.

Adding to 1050420054 its reverse (4500240501), we get a palindrome (5550660555).

The spelling of 1050420054 in words is "one billion, fifty million, four hundred twenty thousand, fifty-four".

Divisors: 1 2 3 6 19 38 57 114 9214211 18428422 27642633 55285266 175070009 350140018 525210027 1050420054