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12274950 = 2352195973
BaseRepresentation
bin101110110100…
…110100000110
3212002122001210
4232310310012
511120244300
61115032250
7206223012
oct56646406
925078053
1012274950
116a24396
12413b686
13270a1ac
1418b7542
151127050
hexbb4d06

12274950 has 96 divisors (see below), whose sum is σ = 33033600. Its totient is φ = 3006720.

The previous prime is 12274937. The next prime is 12274961. The reversal of 12274950 is 5947221.

12274950 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 47 ways as a sum of consecutive naturals, for example, 168114 + ... + 168186.

It is an arithmetic number, because the mean of its divisors is an integer number (344100).

Almost surely, 212274950 is an apocalyptic number.

12274950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12274950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16516800).

12274950 is an abundant number, since it is smaller than the sum of its proper divisors (20758650).

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

12274950 is a wasteful number, since it uses less digits than its factorization.

12274950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 12274950 is about 3503.5624726841. The cubic root of 12274950 is about 230.6782123965.

The spelling of 12274950 in words is "twelve million, two hundred seventy-four thousand, nine hundred fifty".

Divisors: 1 2 3 5 6 10 15 19 25 30 38 50 57 59 73 75 95 114 118 146 150 177 190 219 285 295 354 365 438 475 570 590 730 885 950 1095 1121 1387 1425 1475 1770 1825 2190 2242 2774 2850 2950 3363 3650 4161 4307 4425 5475 5605 6726 6935 8322 8614 8850 10950 11210 12921 13870 16815 20805 21535 25842 28025 33630 34675 41610 43070 56050 64605 69350 81833 84075 104025 107675 129210 163666 168150 208050 215350 245499 323025 409165 490998 646050 818330 1227495 2045825 2454990 4091650 6137475 12274950