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202428372 = 223103199823
BaseRepresentation
bin11000001000011…
…00111111010100
3112002220102112010
430010030333110
5403310201442
632030424220
75005420116
oct1404147724
9462812463
10202428372
11a42a1483
1257962070
1332c27703
141cc553b6
1512b88b9c
hexc10cfd4

202428372 has 48 divisors (see below), whose sum is σ = 479897600. Its totient is φ = 66404448.

The previous prime is 202428371. The next prime is 202428377. The reversal of 202428372 is 273824202.

202428372 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202428371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245553 + ... + 246375.

Almost surely, 2202428372 is an apocalyptic number.

It is an amenable number.

202428372 is an abundant number, since it is smaller than the sum of its proper divisors (277469228).

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

202428372 is a wasteful number, since it uses less digits than its factorization.

202428372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132 (or 1130 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 202428372 is about 14227.7324967825. The cubic root of 202428372 is about 587.1608999510.

The spelling of 202428372 in words is "two hundred two million, four hundred twenty-eight thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 12 103 199 206 309 398 412 597 618 796 823 1194 1236 1646 2388 2469 3292 4938 9876 20497 40994 61491 81988 84769 122982 163777 169538 245964 254307 327554 339076 491331 508614 655108 982662 1017228 1965324 16869031 33738062 50607093 67476124 101214186 202428372