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11952292 = 22111719292
BaseRepresentation
bin101101100110…
…000010100100
3211111020110111
4231212002210
511024433132
61104102404
7203410222
oct55460244
924436414
1011952292
116823a30
124004a04
132626381
141831b12
1510b1647
hexb660a4

11952292 has 72 divisors (see below), whose sum is σ = 26339040. Its totient is φ = 4677120.

The previous prime is 11952257. The next prime is 11952293. The reversal of 11952292 is 29225911.

It is not an unprimeable number, because it can be changed into a prime (11952293) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 412134 + ... + 412162.

It is an arithmetic number, because the mean of its divisors is an integer number (365820).

It is a vampire number, since it can be written as 12929251 (with its own digits).

Almost surely, 211952292 is an apocalyptic number.

It is an amenable number.

11952292 is an abundant number, since it is smaller than the sum of its proper divisors (14386748).

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

11952292 is a wasteful number, since it uses less digits than its factorization.

11952292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109 (or 78 counting only the distinct ones).

The product of its digits is 3240, while the sum is 31.

The square root of 11952292 is about 3457.2087006717. The cubic root of 11952292 is about 228.6390453972.

The spelling of 11952292 in words is "eleven million, nine hundred fifty-two thousand, two hundred ninety-two".

Divisors: 1 2 4 11 17 19 22 29 34 38 44 58 68 76 116 187 209 319 323 374 418 493 551 638 646 748 836 841 986 1102 1276 1292 1682 1972 2204 3364 3553 5423 6061 7106 9251 9367 10846 12122 14212 14297 15979 18502 18734 21692 24244 28594 31958 37004 37468 57188 63916 103037 157267 175769 206074 271643 314534 351538 412148 543286 629068 703076 1086572 2988073 5976146 11952292