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29693952 = 21134179
BaseRepresentation
bin111000101000…
…1100000000000
32001212121110000
41301101200000
530100201302
62540240000
7510252201
oct161214000
961777400
1029693952
1115841562
129b40000
1361c88b2
143d2d5a8
15291831c
hex1c51800

29693952 has 120 divisors (see below), whose sum is σ = 89189100. Its totient is φ = 9842688.

The previous prime is 29693947. The next prime is 29693959. The reversal of 29693952 is 25939692.

It is a junction number, because it is equal to n+sod(n) for n = 29693898 and 29693907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29693959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 165799 + ... + 165977.

Almost surely, 229693952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29693952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44594550).

29693952 is an abundant number, since it is smaller than the sum of its proper divisors (59495148).

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

29693952 is an equidigital number, since it uses as much as digits as its factorization.

29693952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 184 counting only the distinct ones).

The product of its digits is 262440, while the sum is 45.

The square root of 29693952 is about 5449.2157233863. The cubic root of 29693952 is about 309.6630122330.

The spelling of 29693952 in words is "twenty-nine million, six hundred ninety-three thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 179 192 216 256 288 324 358 384 432 512 537 576 648 716 768 864 1024 1074 1152 1296 1432 1536 1611 1728 2048 2148 2304 2592 2864 3072 3222 3456 4296 4608 4833 5184 5728 6144 6444 6912 8592 9216 9666 10368 11456 12888 13824 14499 17184 18432 19332 20736 22912 25776 27648 28998 34368 38664 41472 45824 51552 55296 57996 68736 77328 82944 91648 103104 115992 137472 154656 165888 183296 206208 231984 274944 309312 366592 412416 463968 549888 618624 824832 927936 1099776 1237248 1649664 1855872 2474496 3299328 3711744 4948992 7423488 9897984 14846976 29693952