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2872204164 = 223392928627
BaseRepresentation
bin1010101100110010…
…0101101110000100
321102011120002102000
42223030211232010
521340241013124
61153001145300
7131114222034
oct25314455604
97364502360
102872204164
111244314555
12681a8b230
1336a08b0bb
141d365b8c4
1511c24d6c9
hexab325b84

2872204164 has 48 divisors (see below), whose sum is σ = 7454731200. Its totient is φ = 956337408.

The previous prime is 2872204129. The next prime is 2872204171. The reversal of 2872204164 is 4614022782.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86019 + ... + 114645.

It is an arithmetic number, because the mean of its divisors is an integer number (155306900).

Almost surely, 22872204164 is an apocalyptic number.

It is an amenable number.

2872204164 is an abundant number, since it is smaller than the sum of its proper divisors (4582527036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2872204164 is a wasteful number, since it uses less digits than its factorization.

2872204164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29569 (or 29561 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 2872204164 is about 53592.9488272478. The cubic root of 2872204164 is about 1421.4724137272.

The spelling of 2872204164 in words is "two billion, eight hundred seventy-two million, two hundred four thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 929 1858 2787 3716 5574 8361 11148 16722 25083 28627 33444 50166 57254 85881 100332 114508 171762 257643 343524 515286 772929 1030572 1545858 3091716 26594483 53188966 79783449 106377932 159566898 239350347 319133796 478700694 718051041 957401388 1436102082 2872204164