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120662630 = 25114723339
BaseRepresentation
bin1110011000100…
…10101001100110
322102001022000022
413030102221212
5221342201010
615550115142
72663421044
oct714225146
9272038008
10120662630
1162124690
12344abab2
131bcc970a
141204d394
15a8d6d55
hex7312a66

120662630 has 32 divisors (see below), whose sum is σ = 241989120. Its totient is φ = 42941920.

The previous prime is 120662599. The next prime is 120662639. The reversal of 120662630 is 36266021.

It is a self number, because there is not a number n which added to its sum of digits gives 120662630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120662639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6500 + ... + 16839.

It is an arithmetic number, because the mean of its divisors is an integer number (7562160).

Almost surely, 2120662630 is an apocalyptic number.

120662630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120662630 is an abundant number, since it is smaller than the sum of its proper divisors (121326490).

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

120662630 is a wasteful number, since it uses less digits than its factorization.

120662630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23404.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 120662630 is about 10984.6542958802. The cubic root of 120662630 is about 494.1486300628.

It can be divided in two parts, 1206 and 62630, that added together give a palindrome (63836).

The spelling of 120662630 in words is "one hundred twenty million, six hundred sixty-two thousand, six hundred thirty".

Divisors: 1 2 5 10 11 22 47 55 94 110 235 470 517 1034 2585 5170 23339 46678 116695 233390 256729 513458 1096933 1283645 2193866 2567290 5484665 10969330 12066263 24132526 60331315 120662630