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106980256 = 2531107843
BaseRepresentation
bin1100110000001…
…10001110100000
321110022011022201
412120012032200
5204341332011
614340542544
72436213535
oct630061640
9243264281
10106980256
1155429939
122b9b1a54
1319218a36
14102cad8c
1595d2cc1
hex66063a0

106980256 has 24 divisors (see below), whose sum is σ = 217413504. Its totient is φ = 51764160.

The previous prime is 106980253. The next prime is 106980257. The reversal of 106980256 is 652089601.

It is a super-2 number, since 2×1069802562 = 22889550347651072, which contains 22 as substring.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (106980253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52930 + ... + 54913.

It is an arithmetic number, because the mean of its divisors is an integer number (9058896).

Almost surely, 2106980256 is an apocalyptic number.

106980256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

106980256 is an abundant number, since it is smaller than the sum of its proper divisors (110433248).

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

106980256 is a wasteful number, since it uses less digits than its factorization.

106980256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107884 (or 107876 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 106980256 is about 10343.1260264970. The cubic root of 106980256 is about 474.7167374834.

The spelling of 106980256 in words is "one hundred six million, nine hundred eighty thousand, two hundred fifty-six".

Divisors: 1 2 4 8 16 31 32 62 124 248 496 992 107843 215686 431372 862744 1725488 3343133 3450976 6686266 13372532 26745064 53490128 106980256