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553132040 = 23523957859
BaseRepresentation
bin100000111110000…
…010000000001000
31102112211000111212
4200332002000020
52113100211130
6130515312252
716464354566
oct4076020010
91375730455
10553132040
1126425731a
121352ab688
138a798c86
1453666a36
1533860e95
hex20f82008

553132040 has 32 divisors (see below), whose sum is σ = 1249776000. Its totient is φ = 220323264.

The previous prime is 553132001. The next prime is 553132061. The reversal of 553132040 is 40231355.

It is a junction number, because it is equal to n+sod(n) for n = 553131997 and 553132015.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19370 + ... + 38489.

It is an arithmetic number, because the mean of its divisors is an integer number (39055500).

Almost surely, 2553132040 is an apocalyptic number.

It is an amenable number.

553132040 is an abundant number, since it is smaller than the sum of its proper divisors (696643960).

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

553132040 is a wasteful number, since it uses less digits than its factorization.

553132040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58109 (or 58105 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 553132040 is about 23518.7593210186. The cubic root of 553132040 is about 820.8735683393.

Adding to 553132040 its reverse (40231355), we get a palindrome (593363395).

The spelling of 553132040 in words is "five hundred fifty-three million, one hundred thirty-two thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 239 478 956 1195 1912 2390 4780 9560 57859 115718 231436 289295 462872 578590 1157180 2314360 13828301 27656602 55313204 69141505 110626408 138283010 276566020 553132040