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29690466 = 23131722391
BaseRepresentation
bin111000101000…
…0101001100010
32001212102122220
41301100221202
530100043331
62540211510
7510236061
oct161205142
961772586
1029690466
1115839983
129b39b96
1361c7130
143d2c1d8
152917296
hex1c50a62

29690466 has 32 divisors (see below), whose sum is σ = 67713408. Its totient is φ = 8597760.

The previous prime is 29690413. The next prime is 29690473. The reversal of 29690466 is 66409692.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9870 + ... + 12521.

It is an arithmetic number, because the mean of its divisors is an integer number (2116044).

Almost surely, 229690466 is an apocalyptic number.

29690466 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

29690466 is an abundant number, since it is smaller than the sum of its proper divisors (38022942).

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

29690466 is a wasteful number, since it uses less digits than its factorization.

29690466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22426.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 29690466 is about 5448.8958514547. The cubic root of 29690466 is about 309.6508938561.

The spelling of 29690466 in words is "twenty-nine million, six hundred ninety thousand, four hundred sixty-six".

Divisors: 1 2 3 6 13 17 26 34 39 51 78 102 221 442 663 1326 22391 44782 67173 134346 291083 380647 582166 761294 873249 1141941 1746498 2283882 4948411 9896822 14845233 29690466