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100024002100 = 22521190930911
BaseRepresentation
bin101110100100111100…
…1010010011000110100
3100120011211210202221101
41131021321102120310
53114322121031400
6113541141255444
710140454663321
oct1351171223064
9316154722841
10100024002100
1139468a3a250
1217475a04584
139580794679
144bac30bb48
1529063cb56a
hex1749e52634

100024002100 has 36 divisors (see below), whose sum is σ = 236784094848. Its totient is φ = 36372364000.

The previous prime is 100024002077. The next prime is 100024002101. The reversal of 100024002100 is 1200420001.

It is a super-2 number, since 2×1000240021002 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100024002101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45464356 + ... + 45466555.

It is an arithmetic number, because the mean of its divisors is an integer number (6577335968).

Almost surely, 2100024002100 is an apocalyptic number.

100024002100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100024002100 is an abundant number, since it is smaller than the sum of its proper divisors (136760092748).

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

100024002100 is a wasteful number, since it uses less digits than its factorization.

100024002100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90930936 (or 90930929 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 100024002100 its reverse (1200420001), we get a palindrome (101224422101).

The spelling of 100024002100 in words is "one hundred billion, twenty-four million, two thousand, one hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 1100 90930911 181861822 363723644 454654555 909309110 1000240021 1818618220 2000480042 2273272775 4000960084 4546545550 5001200105 9093091100 10002400210 20004800420 25006000525 50012001050 100024002100