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69993153 = 342983359
BaseRepresentation
bin1000010110000…
…00001011000001
311212201000120000
410023000023001
5120404240103
610540110213
71506634446
oct413001301
9155630500
1069993153
113656698a
121b535369
1311668689
14941d9cd
156228aa3
hex42c02c1

69993153 has 40 divisors (see below), whose sum is σ = 109771200. Its totient is φ = 44386272.

The previous prime is 69993137. The next prime is 69993173. The reversal of 69993153 is 35139996.

It is not a de Polignac number, because 69993153 - 24 = 69993137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 69993099 and 69993108.

It is not an unprimeable number, because it can be changed into a prime (69993103) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 194788 + ... + 195146.

It is an arithmetic number, because the mean of its divisors is an integer number (2744280).

Almost surely, 269993153 is an apocalyptic number.

It is an amenable number.

69993153 is a deficient number, since it is larger than the sum of its proper divisors (39778047).

69993153 is a wasteful number, since it uses less digits than its factorization.

69993153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483 (or 474 counting only the distinct ones).

The product of its digits is 196830, while the sum is 45.

The square root of 69993153 is about 8366.1910688198. The cubic root of 69993153 is about 412.1150921901.

The spelling of 69993153 in words is "sixty-nine million, nine hundred ninety-three thousand, one hundred fifty-three".

Divisors: 1 3 9 27 29 81 83 87 249 261 359 747 783 1077 2241 2349 2407 3231 6723 7221 9693 10411 21663 29079 29797 31233 64989 89391 93699 194967 268173 281097 804519 843291 864113 2413557 2592339 7777017 23331051 69993153