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100049896 = 231719311249
BaseRepresentation
bin1011111011010…
…10001111101000
320222021001122201
411331222033220
5201103044041
613532225544
72323260442
oct575521750
9228231581
10100049896
1151525a71
122960b2b4
131796042b
14d405492
158bb4631
hex5f6a3e8

100049896 has 64 divisors (see below), whose sum is σ = 216000000. Its totient is φ = 43130880.

The previous prime is 100049891. The next prime is 100049903. The reversal of 100049896 is 698940001.

It is a super-2 number, since 2×1000498962 = 20019963379221632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100049891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79480 + ... + 80728.

It is an arithmetic number, because the mean of its divisors is an integer number (3375000).

Almost surely, 2100049896 is an apocalyptic number.

It is an amenable number.

100049896 is an abundant number, since it is smaller than the sum of its proper divisors (115950104).

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

100049896 is a wasteful number, since it uses less digits than its factorization.

100049896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322 (or 1318 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 100049896 is about 10002.4944888763. The cubic root of 100049896 is about 464.2360694306.

Adding to 100049896 its reverse (698940001), we get a palindrome (798989897).

It can be divided in two parts, 10004 and 9896, that added together give a triangular number (19900 = T199).

The spelling of 100049896 in words is "one hundred million, forty-nine thousand, eight hundred ninety-six".

Divisors: 1 2 4 8 17 19 31 34 38 62 68 76 124 136 152 248 323 527 589 646 1054 1178 1249 1292 2108 2356 2498 2584 4216 4712 4996 9992 10013 20026 21233 23731 38719 40052 42466 47462 77438 80104 84932 94924 154876 169864 189848 309752 403427 658223 735661 806854 1316446 1471322 1613708 2632892 2942644 3227416 5265784 5885288 12506237 25012474 50024948 100049896