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29957097 = 342123719
BaseRepresentation
bin111001001000…
…1101111101001
32002100222102010
41302101233221
530132111342
62550030133
7512426322
oct162215751
962328363
1029957097
1115a01235
12a048349
13628b5c1
143d9b449
15296b29c
hex1c91be9

29957097 has 8 divisors (see below), whose sum is σ = 40039360. Its totient is φ = 19923120.

The previous prime is 29957089. The next prime is 29957099. The reversal of 29957097 is 79075992.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 29957097 - 23 = 29957089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29957099) 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, 10597 + ... + 13122.

It is an arithmetic number, because the mean of its divisors is an integer number (5004920).

Almost surely, 229957097 is an apocalyptic number.

It is an amenable number.

29957097 is a deficient number, since it is larger than the sum of its proper divisors (10082263).

29957097 is a wasteful number, since it uses less digits than its factorization.

29957097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24143.

The product of its (nonzero) digits is 357210, while the sum is 48.

The square root of 29957097 is about 5473.3076836589. The cubic root of 29957097 is about 310.5750581560.

The spelling of 29957097 in words is "twenty-nine million, nine hundred fifty-seven thousand, ninety-seven".

Divisors: 1 3 421 1263 23719 71157 9985699 29957097