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4874157872991 = 3211210387749549
BaseRepresentation
bin100011011101101101001…
…1100101101011101011111
3122020222001102221201021100
41012323122130231131133
51114324233403413431
614211053543004143
71012101114221361
oct106733234553537
918228042851240
104874157872991
11160a134060a00
12668789739653
13294828738714
1412bca65a8d31
1586bc491a4e6
hex46eda72d75f

4874157872991 has 72 divisors (see below), whose sum is σ = 7822877098400. Its totient is φ = 2921960511360.

The previous prime is 4874157872971. The next prime is 4874157873007. The reversal of 4874157872991 is 1992787514784.

4874157872991 is a `hidden beast` number, since 4 + 8 + 7 + 41 + 578 + 7 + 2 + 9 + 9 + 1 = 666.

It is not a de Polignac number, because 4874157872991 - 210 = 4874157871967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4874157872971) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 98345685 + ... + 98395233.

Almost surely, 24874157872991 is an apocalyptic number.

4874157872991 is a deficient number, since it is larger than the sum of its proper divisors (2948719225409).

4874157872991 is a wasteful number, since it uses less digits than its factorization.

4874157872991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50557 (or 50543 counting only the distinct ones).

The product of its digits is 284497920, while the sum is 72.

The spelling of 4874157872991 in words is "four trillion, eight hundred seventy-four billion, one hundred fifty-seven million, eight hundred seventy-two thousand, nine hundred ninety-one".

Divisors: 1 3 9 11 33 99 103 121 309 363 877 927 1089 1133 2631 3399 7893 9647 10197 12463 28941 37389 49549 86823 90331 106117 112167 148647 270993 318351 445941 545039 812979 955053 993641 1635117 2980923 4905351 5103547 5995429 8942769 10930051 15310641 17986287 32790153 43454473 45931923 53958861 56139017 98370459 130363419 168417051 391090257 477999203 505251153 617529187 1433997609 1852587561 4301992827 4475810719 5257991233 5557762683 13427432157 15773973699 40282296471 47321921097 49233917909 147701753727 443105261181 541573096999 1624719290997 4874157872991