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29690412 = 2237931319
BaseRepresentation
bin111000101000…
…0101000101100
32001212102120220
41301100220230
530100043122
62540211340
7510235653
oct161205054
961772526
1029690412
1115839934
129b39b50
1361c70bb
143d2c19a
15291725c
hex1c50a2c

29690412 has 24 divisors (see below), whose sum is σ = 70156800. Its totient is φ = 9771216.

The previous prime is 29690399. The next prime is 29690413. The reversal of 29690412 is 21409692.

It is not an unprimeable number, because it can be changed into a prime (29690413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14712 + ... + 16607.

It is an arithmetic number, because the mean of its divisors is an integer number (2923200).

Almost surely, 229690412 is an apocalyptic number.

It is an amenable number.

29690412 is an abundant number, since it is smaller than the sum of its proper divisors (40466388).

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

29690412 is a wasteful number, since it uses less digits than its factorization.

29690412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31405 (or 31403 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 29690412 is about 5448.8908963201. The cubic root of 29690412 is about 309.6507061285.

The spelling of 29690412 in words is "twenty-nine million, six hundred ninety thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 79 158 237 316 474 948 31319 62638 93957 125276 187914 375828 2474201 4948402 7422603 9896804 14845206 29690412