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5100103220 = 2251291119751
BaseRepresentation
bin1001011111111110…
…10110011000110100
3111011102202002100212
410233333112120310
540421111300340
62202024524552
7240246106412
oct45777263064
914142662325
105100103220
11218796a043
12ba4020758
1363380a374
143654bc2b2
151ecb2ba65
hex12ffd6634

5100103220 has 24 divisors (see below), whose sum is σ = 10711588608. Its totient is φ = 2039780000.

The previous prime is 5100103187. The next prime is 5100103223. The reversal of 5100103220 is 223010015.

It is a happy number.

It is a super-2 number, since 2×51001032202 = 52022105709308736800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5100103195 and 5100103204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5100103223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248345 + ... + 268095.

It is an arithmetic number, because the mean of its divisors is an integer number (446316192).

Almost surely, 25100103220 is an apocalyptic number.

It is an amenable number.

5100103220 is an abundant number, since it is smaller than the sum of its proper divisors (5611485388).

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

5100103220 is a wasteful number, since it uses less digits than its factorization.

5100103220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32671 (or 32669 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 5100103220 is about 71415.0069663233. The cubic root of 5100103220 is about 1721.3122332395.

Adding to 5100103220 its reverse (223010015), we get a palindrome (5323113235).

The spelling of 5100103220 in words is "five billion, one hundred million, one hundred three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 12911 19751 25822 39502 51644 64555 79004 98755 129110 197510 258220 395020 255005161 510010322 1020020644 1275025805 2550051610 5100103220