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3497039393 = 231972233461
BaseRepresentation
bin1101000001110000…
…1001011000100001
3100000201022000012112
43100130021120201
524130220230033
61335001405105
7152442226061
oct32034113041
910021260175
103497039393
111534a95501
12817199795
13439670ba3
1425262b3a1
15157024c48
hexd0709621

3497039393 has 16 divisors (see below), whose sum is σ = 3685118976. Its totient is φ = 3312133440.

The previous prime is 3497039323. The next prime is 3497039401. The reversal of 3497039393 is 3939307943.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3497039393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3497039323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1008683 + ... + 1012143.

It is an arithmetic number, because the mean of its divisors is an integer number (230319936).

Almost surely, 23497039393 is an apocalyptic number.

It is an amenable number.

3497039393 is a deficient number, since it is larger than the sum of its proper divisors (188079583).

3497039393 is a wasteful number, since it uses less digits than its factorization.

3497039393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3904.

The product of its (nonzero) digits is 1653372, while the sum is 50.

The square root of 3497039393 is about 59135.7708413444. The cubic root of 3497039393 is about 1517.8662629548.

The spelling of 3497039393 in words is "three billion, four hundred ninety-seven million, thirty-nine thousand, three hundred ninety-three".

Divisors: 1 23 197 223 3461 4531 5129 43931 79603 681817 771803 1010413 15681791 17751469 152045191 3497039393