Search a number
-
+
212202032108 = 221129592818687
BaseRepresentation
bin1100010110100000111…
…0100000101111101100
3202021201201120010210112
43011220032200233230
511434042210011413
6241252333555152
721221364340433
oct3055016405754
9667651503715
10212202032108
1181aa3573560
1235162045ab8
131701a29cc11
14a3b089011a
1557be8012a8
hex31683a0bec

212202032108 has 48 divisors (see below), whose sum is σ = 426185625600. Its totient is φ = 91550921280.

The previous prime is 212202032093. The next prime is 212202032113. The reversal of 212202032108 is 801230202212.

212202032108 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 1334060 + ... + 1484627.

It is an arithmetic number, because the mean of its divisors is an integer number (8878867200).

Almost surely, 2212202032108 is an apocalyptic number.

It is an amenable number.

212202032108 is an abundant number, since it is smaller than the sum of its proper divisors (213983593492).

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

212202032108 is a wasteful number, since it uses less digits than its factorization.

212202032108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2818790 (or 2818788 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The spelling of 212202032108 in words is "two hundred twelve billion, two hundred two million, thirty-two thousand, one hundred eight".

Divisors: 1 2 4 11 22 29 44 58 59 116 118 236 319 638 649 1276 1298 1711 2596 3422 6844 18821 37642 75284 2818687 5637374 11274748 31005557 62011114 81741923 124022228 163483846 166302533 326967692 332605066 665210132 899161153 1798322306 1829327863 3596644612 3658655726 4822773457 7317311452 9645546914 19291093828 53050508027 106101016054 212202032108