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22076030 = 2517315971
BaseRepresentation
bin101010000110…
…1101001111110
31112112120121202
41110031221332
521122413110
62105055502
7355433414
oct124155176
945476552
1022076030
1111509059
127487592
13475c352
142d092b4
151e110a5
hex150da7e

22076030 has 64 divisors (see below), whose sum is σ = 44789760. Its totient is φ = 7795200.

The previous prime is 22076009. The next prime is 22076053. The reversal of 22076030 is 3067022.

It is a super-2 number, since 2×220760302 = 974702201121800, which contains 22 as substring.

It is a house number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22075993 and 22076011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 310895 + ... + 310965.

It is an arithmetic number, because the mean of its divisors is an integer number (699840).

Almost surely, 222076030 is an apocalyptic number.

22076030 is an abundant number, since it is smaller than the sum of its proper divisors (22713730).

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

22076030 is a wasteful number, since it uses less digits than its factorization.

22076030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 22076030 is about 4698.5135947446. The cubic root of 22076030 is about 280.5263483775.

The spelling of 22076030 in words is "twenty-two million, seventy-six thousand, thirty".

Divisors: 1 2 5 10 17 31 34 59 62 71 85 118 142 155 170 295 310 355 527 590 710 1003 1054 1207 1829 2006 2201 2414 2635 3658 4189 4402 5015 5270 6035 8378 9145 10030 11005 12070 18290 20945 22010 31093 37417 41890 62186 71213 74834 129859 142426 155465 187085 259718 310930 356065 374170 649295 712130 1298590 2207603 4415206 11038015 22076030