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2031674997 = 311193240311
BaseRepresentation
bin111100100011000…
…1110011001110101
312020120221210011010
41321012032121311
513130102044442
6533333502433
7101226644502
oct17106163165
95216853133
102031674997
11952911550
124884a1a19
13264bb7871
14153b824a9
15bd56cb9c
hex7918e675

2031674997 has 16 divisors (see below), whose sum is σ = 3110699520. Its totient is φ = 1166511600.

The previous prime is 2031674963. The next prime is 2031675097. The reversal of 2031674997 is 7994761302.

It is a happy number.

It is not a de Polignac number, because 2031674997 - 28 = 2031674741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031674297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1619529 + ... + 1620782.

It is an arithmetic number, because the mean of its divisors is an integer number (194418720).

Almost surely, 22031674997 is an apocalyptic number.

It is an amenable number.

2031674997 is a deficient number, since it is larger than the sum of its proper divisors (1079024523).

2031674997 is a wasteful number, since it uses less digits than its factorization.

2031674997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3240344.

The product of its (nonzero) digits is 571536, while the sum is 48.

The square root of 2031674997 is about 45074.1056150868. The cubic root of 2031674997 is about 1266.5375747096.

The spelling of 2031674997 in words is "two billion, thirty-one million, six hundred seventy-four thousand, nine hundred ninety-seven".

Divisors: 1 3 11 19 33 57 209 627 3240311 9720933 35643421 61565909 106930263 184697727 677224999 2031674997