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72995498 = 2415711559
BaseRepresentation
bin1000101100111…
…01001010101010
312002100112222222
410112131022222
5122141323443
611124314042
71544310602
oct426351252
9162315888
1072995498
1138227664
1220542922
131217a104
1499a1c02
15661d468
hex459d2aa

72995498 has 16 divisors (see below), whose sum is σ = 112432320. Its totient is φ = 35522400.

The previous prime is 72995479. The next prime is 72995521. The reversal of 72995498 is 89459927.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46043 + ... + 47601.

It is an arithmetic number, because the mean of its divisors is an integer number (7027020).

Almost surely, 272995498 is an apocalyptic number.

72995498 is a deficient number, since it is larger than the sum of its proper divisors (39436822).

72995498 is a wasteful number, since it uses less digits than its factorization.

72995498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173.

The product of its digits is 1632960, while the sum is 53.

The square root of 72995498 is about 8543.7402816331. The cubic root of 72995498 is about 417.9253279615.

The spelling of 72995498 in words is "seventy-two million, nine hundred ninety-five thousand, four hundred ninety-eight".

Divisors: 1 2 41 82 571 1142 1559 3118 23411 46822 63919 127838 890189 1780378 36497749 72995498