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214626930 = 23571022033
BaseRepresentation
bin11001100101011…
…11001001110010
3112221212011210120
430302233021302
5414421030210
633144111110
75214204330
oct1462571162
9487764716
10214626930
11100173431
125ba65496
1335608bab
142070cb50
1513c98270
hexccaf272

214626930 has 32 divisors (see below), whose sum is σ = 588691584. Its totient is φ = 49057536.

The previous prime is 214626871. The next prime is 214626931. The reversal of 214626930 is 39626412.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 214626891 and 214626900.

It is not an unprimeable number, because it can be changed into a prime (214626931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510807 + ... + 511226.

It is an arithmetic number, because the mean of its divisors is an integer number (18396612).

Almost surely, 2214626930 is an apocalyptic number.

214626930 is an abundant number, since it is smaller than the sum of its proper divisors (374064654).

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

214626930 is a wasteful number, since it uses less digits than its factorization.

214626930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022050.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 214626930 is about 14650.1511937591. The cubic root of 214626930 is about 598.7259354028.

The spelling of 214626930 in words is "two hundred fourteen million, six hundred twenty-six thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 1022033 2044066 3066099 5110165 6132198 7154231 10220330 14308462 15330495 21462693 30660990 35771155 42925386 71542310 107313465 214626930