Search a number
-
+
126930900 = 22352423103
BaseRepresentation
bin1111001000011…
…00111111010100
322211211202110110
413210030333110
5224443242100
620332323020
73100615635
oct744147724
9284752413
10126930900
1165716078
1236613470
13203b2855
1412c0188c
15b224250
hex790cfd4

126930900 has 36 divisors (see below), whose sum is σ = 367254272. Its totient is φ = 33848160.

The previous prime is 126930899. The next prime is 126930913. The reversal of 126930900 is 9039621.

It is a super-2 number, since 2×1269309002 = 32222906749620000, which contains 22 as substring.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 211252 + ... + 211851.

Almost surely, 2126930900 is an apocalyptic number.

126930900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126930900 is an abundant number, since it is smaller than the sum of its proper divisors (240323372).

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

126930900 is a wasteful number, since it uses less digits than its factorization.

126930900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423120 (or 423113 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 126930900 is about 11266.3614357076. The cubic root of 126930900 is about 502.5613894950.

The spelling of 126930900 in words is "one hundred twenty-six million, nine hundred thirty thousand, nine hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 150 300 423103 846206 1269309 1692412 2115515 2538618 4231030 5077236 6346545 8462060 10577575 12693090 21155150 25386180 31732725 42310300 63465450 126930900