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200680401 = 3503132989
BaseRepresentation
bin10111111011000…
…10001111010001
3111222121121202110
423331202033101
5402333233101
631525135533
74654520025
oct1375421721
9458547673
10200680401
11a3308179
125725a5a9
1332764bcc
141c91c385
1512940cd6
hexbf623d1

200680401 has 8 divisors (see below), whose sum is σ = 268107840. Its totient is φ = 133519952.

The previous prime is 200680399. The next prime is 200680409. The reversal of 200680401 is 104086002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200680401 - 21 = 200680399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200680409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64986 + ... + 68003.

It is an arithmetic number, because the mean of its divisors is an integer number (33513480).

Almost surely, 2200680401 is an apocalyptic number.

It is an amenable number.

200680401 is a deficient number, since it is larger than the sum of its proper divisors (67427439).

200680401 is a wasteful number, since it uses less digits than its factorization.

200680401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133495.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 200680401 is about 14166.1710070153. The cubic root of 200680401 is about 585.4659652246.

The spelling of 200680401 in words is "two hundred million, six hundred eighty thousand, four hundred one".

Divisors: 1 3 503 1509 132989 398967 66893467 200680401