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672163076 = 221319680327
BaseRepresentation
bin101000000100000…
…110010100000100
31201211210102101202
4220010012110010
52334033204301
6150410442032
722441202054
oct5004062404
91654712352
10672163076
11315467082
12169133318
13a9343b40
14653ad564
153e02466b
hex28106504

672163076 has 24 divisors (see below), whose sum is σ = 1333442880. Its totient is φ = 293900832.

The previous prime is 672163067. The next prime is 672163081. The reversal of 672163076 is 670361276.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339176 + ... + 341151.

It is an arithmetic number, because the mean of its divisors is an integer number (55560120).

Almost surely, 2672163076 is an apocalyptic number.

It is an amenable number.

672163076 is a deficient number, since it is larger than the sum of its proper divisors (661279804).

672163076 is a wasteful number, since it uses less digits than its factorization.

672163076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680363 (or 680361 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 672163076 is about 25926.1079994665. The cubic root of 672163076 is about 875.9746748723.

The spelling of 672163076 in words is "six hundred seventy-two million, one hundred sixty-three thousand, seventy-six".

Divisors: 1 2 4 13 19 26 38 52 76 247 494 988 680327 1360654 2721308 8844251 12926213 17688502 25852426 35377004 51704852 168040769 336081538 672163076