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69944996 = 221112712517
BaseRepresentation
bin1000010101101…
…00011010100100
311212121120111102
410022310122210
5120401214441
610535055232
71506344162
oct412643244
9155546442
1069944996
1136533790
121b511518
131164c794
14940a232
15621969b
hex42b46a4

69944996 has 24 divisors (see below), whose sum is σ = 134593536. Its totient is φ = 31540320.

The previous prime is 69944989. The next prime is 69944999.

69944996 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (69944999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 671 + ... + 11846.

It is an arithmetic number, because the mean of its divisors is an integer number (5608064).

Almost surely, 269944996 is an apocalyptic number.

It is an amenable number.

69944996 is a deficient number, since it is larger than the sum of its proper divisors (64648540).

69944996 is a wasteful number, since it uses less digits than its factorization.

69944996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12659 (or 12657 counting only the distinct ones).

The product of its digits is 3779136, while the sum is 56.

The square root of 69944996 is about 8363.3125016347. The cubic root of 69944996 is about 412.0205554202.

The spelling of 69944996 in words is "sixty-nine million, nine hundred forty-four thousand, nine hundred ninety-six".

Divisors: 1 2 4 11 22 44 127 254 508 1397 2794 5588 12517 25034 50068 137687 275374 550748 1589659 3179318 6358636 17486249 34972498 69944996